46295 + Interview Questions in Chemistry Page 28 InterviewSolution

1351.

Match the following drugs with their therapeutic actions :(i) Ranitidine(a) Antidepressant(ii) Nardil (Phenelzine)(b)Antibiotic(iii) Chloramphenicol(c) Antihistamine(iv)Dimetane (Brompheniramine) (d) Antacid (e) Antacid

Answer»

Match the following drugs with their therapeutic actions :

(i) Ranitidine	(a) Antidepressant
(ii) Nardil (Phenelzine)	(b)Antibiotic
(iii) Chloramphenicol	(c) Antihistamine
(iv)Dimetane (Brompheniramine)	(d) Antacid
	(e) Antacid

Discussion

1352.	The predominant product formed, when 3-methyl-2-pentene reacts with HOCl, is
Answer» The predominant product formed, when 3-methyl-2-pentene reacts with HOCl, is

Discussion

1353.	Among the following complex ions,(i) [Co(NH3)4(H2O)Cl]2+(ii) [Pt(NH3)2Cl2](iii) [CoCl2(en)2]+(iv) [Cr(H2O)5Cl]Cl2(v) [Fe(NH3)2(CN)4]−(vi) [CrCl2(ox)2]3−(vii) K[Co(H2O)2(ox)2](viii) [Co(NH3)2Cl2(en)]+(ix) [Co(en)3]Cl3 The number of complex ion(s) that show(s) cis-trans isomerism is:
Answer» Among the following complex ions, $(i) [C o (N H_{3})_{4} (H_{2} O) C l]^{2 +} (i i) [P t (N H_{3})_{2} C l_{2}] (i i i) [C o C l_{2} (e n)_{2}]^{+} (i v) [C r (H_{2} O)_{5} C l] C l_{2} (v) [F e (N H_{3})_{2} (C N)_{4}]^{-} (v i) [C r C l_{2} (o x)_{2}]^{3 -} (v i i) K [C o (H_{2} O)_{2} (o x)_{2}] (v i i i) [C o (N H_{3})_{2} C l_{2} (e n)]^{+} (i x) [C o (e n)_{3}] C l_{3}$ The number of complex ion(s) that show(s) $cis-trans$ isomerism is:

Discussion

1354.	WHAT IS THE OXIDATION NUMBER OF Fe IN REACTANT SIDE OF THE REACTION OF RUSTING OF IRON?
Answer» WHAT IS THE OXIDATION NUMBER OF Fe IN REACTANT SIDE OF THE REACTION OF RUSTING OF IRON?

Discussion

1355.	17. Reaction of Alcohol with PCl5 follows SNi or SN2 meachanism??
Answer» 17. Reaction of Alcohol with PCl5 follows SNi or SN2 meachanism??

Discussion

1356.	Under the same conditions how many mL 1 M KOH and 0.5 M H_2SO_4 solutions be mixed respectively in order to form a total volune of 100 mL and also produce highest rise in temperature (a) 67, 33 (b) 33, 67 (c) 40, 60 (d) 50, 5
Answer» Under the same conditions how many mL 1 M KOH and 0.5 M H_2SO_4 solutions be mixed respectively in order to form a total volune of 100 mL and also produce highest rise in temperature (a) 67, 33 (b) 33, 67 (c) 40, 60 (d) 50, 5

Discussion

1357.	In a double slit experiment the dis†an ce between the slits is d. the screen is at a dis†an ce Dfrom the slits.if a bright fringe is formed opposite to one of the slits its order is-----
Answer» In a double slit experiment the dis†an ce between the slits is d. the screen is at a dis†an ce Dfrom the slits.if a bright fringe is formed opposite to one of the slits its order is-----

Discussion

1358.	% of s character in CH2=CH
Answer» % of s character in CH2=CH

Discussion

1359.	How to convert benzene to 4 chlorotoluene
Answer» How to convert benzene to 4 chlorotoluene

Discussion

1360.	Is formation of water an oxidation reaction or reduction reaction
Answer» Is formation of water an oxidation reaction or reduction reaction

Discussion

1361.	Explain what are oxon acids and salts of oxide acids. . This topic is not explain in the vedios so please explain clearly. . . Please don't pest from net . . . Am unable to understand this topic. . . Please give relevant and precise explaination
Answer» Explain what are oxon acids and salts of oxide acids. . This topic is not explain in the vedios so please explain clearly. . . Please don't pest from net . . . Am unable to understand this topic. . . Please give relevant and precise explaination

1361.

Explain what are oxon acids and salts of oxide acids. . This topic is not explain in the vedios so please explain clearly. . . Please don't pest from net . . . Am unable to understand this topic. . . Please give relevant and precise explaination

Answer»

Explain what are oxon acids and salts of oxide acids. .

This topic is not explain in the vedios so please explain clearly. . . Please don't pest from net . . . Am unable to understand this topic. . . Please give relevant and precise explaination

Discussion

1362.	Three moles of B2H6 are completely reacted with methanol.The number of moles of boron containing product formed is
Answer» Three moles of $B_{2} H_{6}$ are completely reacted with methanol. The number of moles of boron containing product formed is

Discussion

1363.	49. If 276 g of ethanol , 128 g of methanol and 180 g of water are mixed together then the mole fraction of methanol in the mixture is
Answer» 49. If 276 g of ethanol , 128 g of methanol and 180 g of water are mixed together then the mole fraction of methanol in the mixture is

Discussion

1364.	The octahedral complex of a metal ion M3+ with four monodentate ligands L1,L2,L3andL4 absorb wavelengths in the region of red, green, yellow and blue, respectively. The increasing order of ligand strength of the four ligands is (IIT-JEE, Advanced 2014)
Answer» The octahedral complex of a metal ion $M^{3 +}$ with four monodentate ligands $L_{1}, L_{2}, L_{3} a n d L_{4}$ absorb wavelengths in the region of red, green, yellow and blue, respectively. The increasing order of ligand strength of the four ligands is (IIT-JEE, Advanced 2014)

Discussion

1365.	Which one of the following has the highest ionization energy?
Answer» Which one of the following has the highest ionization energy?

Discussion

1366.	how to calculate oxidation number of CO3 ?
Answer» how to calculate oxidation number of CO3 ?

Discussion

1367.	The compound X (given below) is treated with 2 equivalents of CHBr3 in KOH, the possible products formed are:
Answer» The compound X (given below) is treated with 2 equivalents of $C H B r_{3}$ in $K O H$ , the possible products formed are:

Discussion

1368.	explain how substituted alkenes forms ketones and carboxylic acids. Explain the mechanism and which type of alkene forms which type of compounds on oxidation?
Answer» explain how substituted alkenes forms ketones and carboxylic acids. Explain the mechanism and which type of alkene forms which type of compounds on oxidation?

Discussion

1369.	The number of octahedral void(s) per atom present in a cubic-close-packed structure is:(1) 2 (2) 4(3) 1(4) 3
Answer» The number of octahedral void(s) per atom present in a cubic-close-packed structure is: (1) 2 (2) 4 (3) 1 (4) 3

Discussion

1370.	WHAT IS THE RELATION BETWEEN SMALL [g] AND BIG [G]?
Answer» WHAT IS THE RELATION BETWEEN SMALL [g] AND BIG [G]?

Discussion

1371.	What is the major product expected from the following reaction?
Answer» What is the major product expected from the following reaction?

Discussion

1372.	For a reaction at equilibrium A (g) ----> B (g) + C (g) Having total pressure 5atm, if tge percentage dissociation is 40 percent , what was the initial pressure?
Answer» For a reaction at equilibrium A (g) ----> B (g) + C (g) Having total pressure 5atm, if tge percentage dissociation is 40 percent , what was the initial pressure?

Discussion

1373.	If λ1 and λ2 are the wavelengths of the third member of Lyman and first member of the Paschen series respectively, then the value of λ1:λ2 is:
Answer» If $λ_{1}$ and $λ_{2}$ are the wavelengths of the third member of Lyman and first member of the Paschen series respectively, then the value of $λ_{1} : λ_{2}$ is:

Discussion

1374.	Calculate von't hoff factor for Fe(NH4)2(SO4)2
Answer» Calculate von't hoff factor for Fe(NH4)2(SO4)2

Discussion

1375.	Polyacrylonitrile is an example of:
Answer» Polyacrylonitrile is an example of:

Discussion

1376.	Benzylic free radical is less stable than allylic free radical ?
Answer» Benzylic free radical is less stable than allylic free radical ?

Discussion

1377.	The values of KP1 and KP2 for the reactions,X⇌Y+Z...(i)A⇌2B...(ii)are in the ratio 9:1. If the initial concentrations and the degrees of dissociation of X and A are equal, then the smallest ratio of total pressures at equilibrium (i) and (ii) is x:y. Find the value of x+y.
Answer» The values of $K_{P 1}$ and $K_{P 2}$ for the reactions, $X ⇌ Y + Z . . . (i) A ⇌ 2 B . . . (i i)$ are in the ratio $9 : 1$ . If the initial concentrations and the degrees of dissociation of $X$ and $A$ are equal, then the smallest ratio of total pressures at equilibrium $(i)$ and $(i i)$ is $x : y$ . Find the value of $x + y$ .

Discussion

1378.	Polarization of electrons in acrolein may be written as:
Answer» Polarization of electrons in acrolein may be written as:

Discussion

1379.	For the balanced chemical reaction,4KO2(s)+2CO2(g)→2K2CO3(s)+3O2(g)Determine the weight of solid potassium carbonate obtained when 1420 g of KO2 having 50 % purity reacts.(Molar mass of K=39 g/mol)
Answer» For the balanced chemical reaction, $4 K O_{2} (s) + 2 C O_{2} (g) \to 2 K_{2} C O_{3} (s) + 3 O_{2} (g)$ Determine the weight of solid potassium carbonate obtained when $1420 g$ of $K O_{2}$ having 50 % purity reacts. (Molar mass of $K = 39 g/mol$ )

Discussion

1380.	If Z is the number of protons and A the number of nucleons, then the number of neutrons in an atom is given by
Answer» If Z is the number of protons and A the number of nucleons, then the number of neutrons in an atom is given by

Discussion

1381.	20. Is rate of reaction depends on the (1) potential energy of the reactants (2) activation energy of the reactants (3) both (4) none. Explain how
Answer» 20. Is rate of reaction depends on the (1) potential energy of the reactants (2) activation energy of the reactants (3) both (4) none. Explain how

Discussion

1382.	what is the n factor of an element?
Answer» what is the n factor of an element?

Discussion

1383.	38. The molatity of a 20% w/w solution of ethyl alcohol in water is
Answer» 38. The molatity of a 20% w/w solution of ethyl alcohol in water is

Discussion

1384.	29. Cyclohexanone is treated with CH3MgBr followed by hydrolysis gives A . A on reaction with HBr gives B. What is B ?
Answer» 29. Cyclohexanone is treated with CH3MgBr followed by hydrolysis gives A . A on reaction with HBr gives B. What is B ?

Discussion

1385.	which gas is supplied to hospitals in cylinders for artificial respiration?
Answer» which gas is supplied to hospitals in cylinders for artificial respiration?

Discussion

1386.	Is atomic mass and relative atomic mass same?
Answer» Is atomic mass and relative atomic mass same?

Discussion

1387.	Does hydrogen belong to the P Block elements??? Also, is it a member of alkali earth metals???
Answer» Does hydrogen belong to the P Block elements??? Also, is it a member of alkali earth metals???

1387.

Does hydrogen belong to the P Block elements??? Also, is it a member of alkali earth metals???

Answer»

Does hydrogen belong to the P Block elements??? Also, is it a member of alkali earth metals???

Discussion

1388.	25 mL of 3.0 M nitric acid are mixed with 75 mL of 4.0M nitric acid. If the volumes are additive, the molarity of the final mixture would be:
Answer» 25 mL of 3.0 M nitric acid are mixed with 75 mL of 4.0M nitric acid. If the volumes are additive, the molarity of the final mixture would be:

Discussion

1389.	The standard oxidation potential of zinc and silver in water at 298 K are Which of the following reactions actually take place
Answer» The standard oxidation potential of zinc and silver in water at 298 K are Which of the following reactions actually take place

1389.

The standard oxidation potential of zinc and silver in water at 298 K are Which of the following reactions actually take place

Answer»

The standard oxidation potential of zinc and silver in water at 298 K are

Which of the following reactions actually take place

Discussion

1390.	The correct statement regarding the basicity of arylamines is:
Answer» The correct statement regarding the basicity of arylamines is:

Discussion

1391.	What is mean by kinetic energy
Answer» What is mean by kinetic energy

Discussion

1392.	Give IUPAC names of the following ethers. C2H5OCH2−CH−CH3 \|CH3 CH3OCH2CH2Cl O2N−C6H4−OCH3(p) CH3CH2CH2OCH3
Answer» Give IUPAC names of the following ethers. $C_{2} H_{5} O C H_{2} - C H - C H_{3} \| C H_{3}$ $C H_{3} O C H_{2} C H_{2} C l$ $O_{2} N - C_{6} H_{4} - O C H_{3} (p)$ $C H_{3} C H_{2} C H_{2} O C H_{3}$

1392.

Give IUPAC names of the following ethers. C2H5OCH2−CH−CH3 |CH3 CH3OCH2CH2Cl O2N−C6H4−OCH3(p) CH3CH2CH2OCH3

Answer»

Give IUPAC names of the following ethers.
$C_{2} H_{5} O C H_{2} - C H - C H_{3} | C H_{3}$

$C H_{3} O C H_{2} C H_{2} C l$

$O_{2} N - C_{6} H_{4} - O C H_{3} (p)$

$C H_{3} C H_{2} C H_{2} O C H_{3}$

Discussion

1393.	Carry out the following conversion: Ethyne to Toluene
Answer» Carry out the following conversion: Ethyne to Toluene

Discussion

1394.	In a set of reaction acetic acid yields a product [D]. The structure of [D] would be: CH3CH2COOHSOCl2−−−−→AC6H6−−−−−−→Anhy.AlCl3BHCN−−−→CHOH−−−→D
Answer» In a set of reaction acetic acid yields a product [D]. The structure of [D] would be: $C H_{3} C H_{2} C O O H S O C l_{2} - --- \to A C_{6} H_{6} - ----- \to A n h y . A l C l_{3} B H C N - -- \to C H O H - -- \to D$

Discussion

1395.	The colloidal system in which the dispersed phase and dispersion medium are both liquids is known as:
Answer» The colloidal system in which the dispersed phase and dispersion medium are both liquids is known as:

Discussion

1396.	NaHCO³gives NA²CO³+CO²+H²o if mass of sodium bicarbonate is 100g and percentage purity is 84 percent .find volume of co² at NTP
Answer» NaHCO³gives NA²CO³+CO²+H²o if mass of sodium bicarbonate is 100g and percentage purity is 84 percent .find volume of co² at NTP

Discussion

1397.	Which of the following compound(s) is/are anti-aromatic in nature?
Answer» Which of the following compound(s) is/are anti-aromatic in nature?

Discussion

1398.	How many no. of aluminium ions are present in 0.051g of aluminium oxide ?
Answer» How many no. of aluminium ions are present in 0.051g of aluminium oxide ?

Discussion

1399.	What is the formula for Pepsi
Answer» What is the formula for Pepsi

Discussion

1400.	Which of the following compounds will undergo Cannizzaro reaction?
Answer» Which of the following compounds will undergo Cannizzaro reaction?

Discussion

Explore topic-wise InterviewSolutions in .

Match the following drugs with their therapeutic actions :(i) Ranitidine(a) Antidepressant(ii) Nardil (Phenelzine)(b)Antibiotic(iii) Chloramphenicol(c) Antihistamine(iv)Dimetane (Brompheniramine) (d) Antacid (e) Antacid

The predominant product formed, when 3-methyl-2-pentene reacts with HOCl, is

Among the following complex ions,(i) [Co(NH3)4(H2O)Cl]2+(ii) [Pt(NH3)2Cl2](iii) [CoCl2(en)2]+(iv) [Cr(H2O)5Cl]Cl2(v) [Fe(NH3)2(CN)4]−(vi) [CrCl2(ox)2]3−(vii) K[Co(H2O)2(ox)2](viii) [Co(NH3)2Cl2(en)]+(ix) [Co(en)3]Cl3 The number of complex ion(s) that show(s) cis-trans isomerism is:

WHAT IS THE OXIDATION NUMBER OF Fe IN REACTANT SIDE OF THE REACTION OF RUSTING OF IRON?

17. Reaction of Alcohol with PCl5 follows SNi or SN2 meachanism??

Under the same conditions how many mL 1 M KOH and 0.5 M H_2SO_4 solutions be mixed respectively in order to form a total volune of 100 mL and also produce highest rise in temperature (a) 67, 33 (b) 33, 67 (c) 40, 60 (d) 50, 5

In a double slit experiment the dis†an ce between the slits is d. the screen is at a dis†an ce Dfrom the slits.if a bright fringe is formed opposite to one of the slits its order is-----

% of s character in CH2=CH

How to convert benzene to 4 chlorotoluene

Is formation of water an oxidation reaction or reduction reaction

Explain what are oxon acids and salts of oxide acids. . This topic is not explain in the vedios so please explain clearly. . . Please don't pest from net . . . Am unable to understand this topic. . . Please give relevant and precise explaination

Three moles of B2H6 are completely reacted with methanol.The number of moles of boron containing product formed is

49. If 276 g of ethanol , 128 g of methanol and 180 g of water are mixed together then the mole fraction of methanol in the mixture is

The octahedral complex of a metal ion M3+ with four monodentate ligands L1,L2,L3andL4 absorb wavelengths in the region of red, green, yellow and blue, respectively. The increasing order of ligand strength of the four ligands is (IIT-JEE, Advanced 2014)

Which one of the following has the highest ionization energy?

how to calculate oxidation number of CO3 ?

The compound X (given below) is treated with 2 equivalents of CHBr3 in KOH, the possible products formed are:

explain how substituted alkenes forms ketones and carboxylic acids. Explain the mechanism and which type of alkene forms which type of compounds on oxidation?

The number of octahedral void(s) per atom present in a cubic-close-packed structure is:(1) 2 (2) 4(3) 1(4) 3

WHAT IS THE RELATION BETWEEN SMALL [g] AND BIG [G]?

What is the major product expected from the following reaction?

For a reaction at equilibrium A (g) ----> B (g) + C (g) Having total pressure 5atm, if tge percentage dissociation is 40 percent , what was the initial pressure?

If λ1 and λ2 are the wavelengths of the third member of Lyman and first member of the Paschen series respectively, then the value of λ1:λ2 is:

Calculate von't hoff factor for Fe(NH4)2(SO4)2

Polyacrylonitrile is an example of:

Benzylic free radical is less stable than allylic free radical ?

The values of KP1 and KP2 for the reactions,X⇌Y+Z...(i)A⇌2B...(ii)are in the ratio 9:1. If the initial concentrations and the degrees of dissociation of X and A are equal, then the smallest ratio of total pressures at equilibrium (i) and (ii) is x:y. Find the value of x+y.

Polarization of electrons in acrolein may be written as:

For the balanced chemical reaction,4KO2(s)+2CO2(g)→2K2CO3(s)+3O2(g)Determine the weight of solid potassium carbonate obtained when 1420 g of KO2 having 50 % purity reacts.(Molar mass of K=39 g/mol)

If Z is the number of protons and A the number of nucleons, then the number of neutrons in an atom is given by

20. Is rate of reaction depends on the (1) potential energy of the reactants (2) activation energy of the reactants (3) both (4) none. Explain how

what is the n factor of an element?

38. The molatity of a 20% w/w solution of ethyl alcohol in water is

29. Cyclohexanone is treated with CH3MgBr followed by hydrolysis gives A . A on reaction with HBr gives B. What is B ?

which gas is supplied to hospitals in cylinders for artificial respiration?

Is atomic mass and relative atomic mass same?

Does hydrogen belong to the P Block elements??? Also, is it a member of alkali earth metals??? ​​​​​​ ​

25 mL of 3.0 M nitric acid are mixed with 75 mL of 4.0M nitric acid. If the volumes are additive, the molarity of the final mixture would be:

The standard oxidation potential of zinc and silver in water at 298 K are Which of the following reactions actually take place

The correct statement regarding the basicity of arylamines is:

What is mean by kinetic energy

Give IUPAC names of the following ethers. C2H5OCH2−CH−CH3 |CH3 CH3OCH2CH2Cl O2N−C6H4−OCH3(p) CH3CH2CH2OCH3

Carry out the following conversion: Ethyne to Toluene

In a set of reaction acetic acid yields a product [D]. The structure of [D] would be: CH3CH2COOHSOCl2−−−−→AC6H6−−−−−−→Anhy.AlCl3BHCN−−−→CHOH−−−→D

The colloidal system in which the dispersed phase and dispersion medium are both liquids is known as:

NaHCO³gives NA²CO³+CO²+H²o if mass of sodium bicarbonate is 100g and percentage purity is 84 percent .find volume of co² at NTP

Which of the following compound(s) is/are anti-aromatic in nature?

How many no. of aluminium ions are present in 0.051g of aluminium oxide ?

What is the formula for Pepsi

Which of the following compounds will undergo Cannizzaro reaction?

Does hydrogen belong to the P Block elements??? Also, is it a member of alkali earth metals???