58 + Interview Questions in GENERAL KNOWLEDGE in Chemistry Page 1 InterviewSolution

1.	The detergent action of soap is due to its-1). Emulsifying property2). Alkalinity3). Solubility in water4). Preciptating power
Answer» Emulsifying PROPERTY is the CORRECT ANSWER as PER the ssc answer key

Discussion

2.	Permanent hardness of water is due to the presence of1). Sulphates of sodium and potassium2). Sulphates of magnesium and calcium3). Carbonates of sodium and?magnesium4). Bicarbonates of magnesium?and calcium
Answer» SULPHATES of MAGNESIUM and CALCIUM : - is correct hence option 2

Discussion

3.	The substrate of Photorespiration is1). Fuctose2). Pyruvic acid?3). Glycolate4). Glucose
Answer» RIGHT ANSWER for this QUESTION is OPTION 4

Discussion

4.	Neutrino has-1). charge + 1, mass 12). ?charge 0, mass 03). charge ? 1, mass 14). charge 0, mass 1
Answer» OPTION 2 is the RIGHT ANSWER

Discussion

5.	Which of the following gases is produced due to incomplete combustion of fuel?1). Carbon Dioxide2). Carbon Monoxide3). Methane4). Ethane
Answer» CARBON Monoxide : - is CORRECT hence OPTION 2

Discussion

6.	In galvanization, iron is coated with1). Copper2). Zinc3). Tin4). Nickel
Answer» it from previous YEAR SSC papers, Tin is the RIGHT answer

Discussion

7.	Which one is an example of Miscelles System here-1). Soap ? Water?2). ?Protein + Water3). ?Rubber ? Benzene?4). All of these
Answer» OPTION option 1 is the CORRECT ANSWER

Discussion

8.	Major portion of the earth's crust is mainly constituted by1). Oxygen and Iron2). Oxygen and Silicon3). Silicon and Iron4). Silicon and Aluminium
Answer» ANSWER for this QUESTION is OPTION 2

Discussion

9.	Gas used for artificial ripening of fruits is :1). Ethane2). Acetylene?3). Propane4). Methane?
Answer» I THINK OPTION 2 is the RIGHT ANSWER

Discussion

10.	The blue colour of water in the sea is due to-1). Refraction of the blue light bythe impurities in sea water2). Scattering of blue light by water?molecules3). Refraction of blue sky by sea water4). Absorption of other colours except the blue colour by water molecules
Answer» OPTION 2 is the RIGHT ANSWER

Discussion

11.	Atomic number of which of the following elements is greater than that of Phosphorus?1). Aluminium2). Silicon3). Chlorine4). Magnesium
Answer» ANSWER for this QUESTION is OPTION 3

Discussion

12.	Acid rain is caused by the?pollution of environment by-1). carbon dioxide and nitrogen?2). carbon monoxide and carbon dioxide3). ?ozone and carbon dioxide4). ?Nitrous oxide and sulphur dioxide
Answer» OPTION 4 is the ANSWER

Discussion

13.	$H_{2}O$is liquid and $H_{2}S$ is a gas because -1). Oxygen forms stronger hydrogen?bond than sulphur2). Oxygen is less electronegative than sulphur3). ?Atomic radius of oxygen is less than that of sulphur4). Atomic radius of oxygen is greater than that of sulphur
Answer» OPTION option 1 is the CORRECT ANSWER

Discussion

14.	What chemical is injected into a person's body when an ant bites?1). Formic Acid2). Acetic Acid3). Tartaric Acid4). Citric Acid
Answer» OPTION 1 is the RIGHT ONE

Discussion

15.	The boiling point of water decreasesat higher altitudes is due to1). ?Low temperature2). ?Low atmospheric pressure3). High temperature4). High atmospheric pressure?
Answer» RIGHT ANSWER for this QUESTION is OPTION 2

Discussion

16.	Light travels fastest in1). Nitrogen2). Air3). Steel4). Vacuum
Answer» ANSWER for this QUESTION is VACUUM

Discussion

17.	The most electronegative element among the following is-1). Chlorine2). Oxygen3). Fluorine4). Sodium
Answer» FLUORINE is the correct answer as per the SSC answer KEY

Discussion

18.	The ultraviolet rays can be checked by -1). Flint glass2). Crooke's glass3). Soda glass4). ?Pyrex glass
Answer» Crooke's GLASS : OPTION 2 is the CORRECT ANSWER

Discussion

19.	Which among the following elements is a liquid at room temperature?1). Phosphorus2). Mercury3). Sodium4). Aluminium
Answer» OPTION option 2 is the CORRECT ANSWER

Discussion

20.	The common name of sodium bicarbonate is _____.1). baking soda2). borax3). bleach4). 4
Answer» HELLO, BAKING SODA is CORRECT

Discussion

21.	Alcoholic fermentation is brought about the action of -1). ?yeast2). $CO_{2}$3). $O_{2}$4). CO
Answer» OPTION 1 is the RIGHT ANSWER

Discussion

22.	Smoke is a colloidal dispersion of a -1). Solid in a gas?2). Liquid in a gas3). ?Gas in a solid4). Gas in a gas
Answer» OPTION 1 is the ANSWER

Discussion

23.	What is the full form of PVC?1). Phosphonil vinyl Carbonate2). Polyvinyl S Carbonate3). Polyvinyl Carbonate4). Polyvinyl Chloride
Answer» I am not SURE, MAY be POLYVINYL CHLORIDE is CORRECT

Discussion

24.	The poisonous gas accidentally released in Bhopal Gas Tragedy is1). Methane2). Nitrous Oxide3). Methyl Isocyanate4). Cyanogen
Answer» option 3 is the CORRECT ANSWER as per the answer KEY

Discussion

25.	The acid used in eye wash is1). ?Oxalic acid2). nitric acid3). ?Boric acid4). ?None
Answer» OPTION 3 is the ANSWER

Discussion

26.	Species containing same number of electrons are called:1). Isotopes2). Isobars3). ?Isoelectronic4). ?Isotones
Answer» OPTION 3 is the RIGHT ONE

Discussion

27.	Which drug is used for Pain Relief?1). Risedronate2). Tramadol3). Folic Acid4). Bupropion
Answer» I have READ it SOMEWHERE TRAMADOL is CORRECT

Discussion

28.	The common name of hydrogen peroxide is1). borax2). bleach (liquid)3). baking soda4). gypsum
Answer» OPTION 2 is the RIGHT ANSWER

Discussion

29.	Soda ash is the name for:1). Sodium hydroxide?2). Anhydrous sodium carbonate3). ?Sodium bicarbonate4). Hydrated sodium carbonate?
Answer» OPTION 4 : SEEMS CORRECT

Discussion

30.	Which of the following elements has the lowest melting point?1). Titanium2). Sulphur3). Argon4). Zinc
Answer» ARGON : - OPTION 3

Discussion

31.	Cobalt - 60 is commonly used in radiation therapy because it emits-1). ? ? rays?2). beta rays?3). ?Gamma ray4). ?X ? rays?
Answer» Its TOUGH but OPTION 3 SEEMS CORRECT

Discussion

32.	The increasing amount of carbon dioxide in the air is slowly raising the temperature of atmosphere because it absobs-1). The water vapours of the air and retains its heat2). The ultraviolet part of the solar?radiation3). All the solar radiations4). The infrared part of the solar radiation
Answer» is The INFRARED part of the solar RADIATION is the CORRECT ANSWER?? am i right?

Discussion

33.	Which of the following elements has the lowest melting point?1). Chromium2). Hydrogen3). Zinc4). Silver
Answer» HYDROGEN is the ANSWER

Discussion

34.	When or is heated generally in absence of air then process is called-1). smelting2). roasting3). ?calcinations4). none
Answer» ROASTING : OPTION 2 is the CORRECT ANSWER

Discussion

35.	Which gas contributes most to the Greenhouse effect?1). Water vapour2). Ozone3). Oxygen4). Nitrogen
Answer» RIGHT ANSWER for this QUESTION is OPTION 1

Discussion

36.	What is dehydration?1). Removal of acid from a molecule2). Removal of base from a molecule3). Removal of water from a molecule4). Removal of alkali from a molecule
Answer» REMOVAL of WATER from a MOLECULE

Discussion

37.	Why does carbon tetrachloride have no dipole moment?1). Because of same size of carbon and chlorine atoms2). Because of regular tetrahedral structure3). Because of planar structure4). Because of similar electron affinities of carbon and chlorine
Answer» OPTION 2 is the RIGHT ANSWER

Discussion

38.	An ideal gas is one which obeys-1). Gas laws2). Boyle's laws3). Charle's law4). ?Avogadro's law
Answer» I have READ it SOMEWHERE GAS LAWS is CORRECT

Discussion

39.	Ethanol containing 5% water is known as -1). Absolute alcohol?2). Dilute alcohol?3). Power alcohol?4). Rectified spirit
Answer» i THINK OPTION 4 is CORRECT

Discussion

40.	It is reported that there is an?ongoing decrease in the pH value of ocean water because of global warming. It happens due to1). larger uptake of $CO_{2}$ be ocean water2). lesser uptake of $CO_{2}$ by ocean water3). ?larger uptake of atmospheric?nitrogen by ocean water4). lesser uptake of atmospheric?nitrogen by ocean water.
Answer» I think LARGER UPTAKE of $CO_{2}$ be ocean water is right

Discussion

41.	_______________ is the movement of molecules across a cell membrane from a region of their lower concentration to a region of their higher concentration.1). Diffusion2). Osmosis3). Active Transport4). Passive Transport
Answer» ACTIVE TRANSPORT SEEMS CORRECT.

Discussion

42.	The pollutan responsible for ozone?holes is ______?1). $CO_{2}$2). $SO_{2}$3). CO4). CFC
Answer» ANSWER for this QUESTION is OPTION 4

Discussion

43.	Uraninite is an ore/mineral of _______.1). Zinc2). Uranium3). Titanium4). Aluminium
Answer» it from PREVIOUS year SSC PAPERS, option 2 is the right answer

Discussion

44.	Decane has how many hydrogen atoms?1). 222). 333). 114). 44
Answer» This question was asked some where in PREVIOUS year papers of ssc, and CORRECT answer was option 1

Discussion

45.	Which one among the following?substances is NOT a 'green house' gas ?1). Water vapour?2). Chlorofluorocarbon3). Methane4). Nitrogen?
Answer» I THINK OPTION 4 is the RIGHT ANSWER

Discussion

46.	Neclear fission is caused by the impact of -1). Neutrons2). Protons3). Deuteron4). Electron?
Answer» PROTONS : - OPTION 2

Discussion

47.	Methane an air pollutant is produced ______.1). by action of ultraviolet light on nitrogenous compounds.2). as a by-product of manufacturing ammoniacal fertilizers3). by burning of coal in insufficient air4). by digestion of food by animals
Answer» by digestion of food by animals is the CORRECT ANSWER as per the SSC answer key

Discussion

48.	Which among the following compounds has the strongest hydrogen bond?1). HI2). HCl3). HF4). HBr
Answer» I THINK HF is RIGHT

Discussion

49.	Pentlandite is an ore/mineral of _______.1). Titanium2). Nickel3). Uranium4). Zinc
Answer» OPTION 2 : NICKEL is CORRECT

Discussion

50.	Atomic number of which of the following elements is greater than that of Zinc1). Copper2). Iron3). Chromium4). Bromine
Answer» ANSWER for this QUESTION is BROMINE

Discussion

Explore topic-wise InterviewSolutions in .

The detergent action of soap is due to its-1). Emulsifying property2). Alkalinity3). Solubility in water4). Preciptating power

Permanent hardness of water is due to the presence of1). Sulphates of sodium and potassium2). Sulphates of magnesium and calcium3). Carbonates of sodium and?magnesium4). Bicarbonates of magnesium?and calcium

The substrate of Photorespiration is1). Fuctose2). Pyruvic acid?3). Glycolate4). Glucose

Neutrino has-1). charge + 1, mass 12). ?charge 0, mass 03). charge ? 1, mass 14). charge 0, mass 1

Which of the following gases is produced due to incomplete combustion of fuel?1). Carbon Dioxide2). Carbon Monoxide3). Methane4). Ethane

In galvanization, iron is coated with1). Copper2). Zinc3). Tin4). Nickel

Which one is an example of Miscelles System here-1). Soap ? Water?2). ?Protein + Water3). ?Rubber ? Benzene?4). All of these

Major portion of the earth's crust is mainly constituted by1). Oxygen and Iron2). Oxygen and Silicon3). Silicon and Iron4). Silicon and Aluminium

Gas used for artificial ripening of fruits is :1). Ethane2). Acetylene?3). Propane4). Methane?

The blue colour of water in the sea is due to-1). Refraction of the blue light bythe impurities in sea water2). Scattering of blue light by water?molecules3). Refraction of blue sky by sea water4). Absorption of other colours except the blue colour by water molecules

Atomic number of which of the following elements is greater than that of Phosphorus?1). Aluminium2). Silicon3). Chlorine4). Magnesium

Acid rain is caused by the?pollution of environment by-1). carbon dioxide and nitrogen?2). carbon monoxide and carbon dioxide3). ?ozone and carbon dioxide4). ?Nitrous oxide and sulphur dioxide

$H_{2}O$is liquid and $H_{2}S$ is a gas because -1). Oxygen forms stronger hydrogen?bond than sulphur2). Oxygen is less electronegative than sulphur3). ?Atomic radius of oxygen is less than that of sulphur4). Atomic radius of oxygen is greater than that of sulphur

What chemical is injected into a person's body when an ant bites?1). Formic Acid2). Acetic Acid3). Tartaric Acid4). Citric Acid

The boiling point of water decreasesat higher altitudes is due to1). ?Low temperature2). ?Low atmospheric pressure3). High temperature4). High atmospheric pressure?

Light travels fastest in1). Nitrogen2). Air3). Steel4). Vacuum

The most electronegative element among the following is-1). Chlorine2). Oxygen3). Fluorine4). Sodium

The ultraviolet rays can be checked by -1). Flint glass2). Crooke's glass3). Soda glass4). ?Pyrex glass

Which among the following elements is a liquid at room temperature?1). Phosphorus2). Mercury3). Sodium4). Aluminium

The common name of sodium bicarbonate is _____.1). baking soda2). borax3). bleach4). 4

Alcoholic fermentation is brought about the action of -1). ?yeast2). $CO_{2}$3). $O_{2}$4). CO

Smoke is a colloidal dispersion of a -1). Solid in a gas?2). Liquid in a gas3). ?Gas in a solid4). Gas in a gas

What is the full form of PVC?1). Phosphonil vinyl Carbonate2). Polyvinyl S Carbonate3). Polyvinyl Carbonate4). Polyvinyl Chloride

The poisonous gas accidentally released in Bhopal Gas Tragedy is1). Methane2). Nitrous Oxide3). Methyl Isocyanate4). Cyanogen

The acid used in eye wash is1). ?Oxalic acid2). nitric acid3). ?Boric acid4). ?None

Species containing same number of electrons are called:1). Isotopes2). Isobars3). ?Isoelectronic4). ?Isotones

Which drug is used for Pain Relief?1). Risedronate2). Tramadol3). Folic Acid4). Bupropion

The common name of hydrogen peroxide is1). borax2). bleach (liquid)3). baking soda4). gypsum

Soda ash is the name for:1). Sodium hydroxide?2). Anhydrous sodium carbonate3). ?Sodium bicarbonate4). Hydrated sodium carbonate?

Which of the following elements has the lowest melting point?1). Titanium2). Sulphur3). Argon4). Zinc

Cobalt - 60 is commonly used in radiation therapy because it emits-1). ? ? rays?2). beta rays?3). ?Gamma ray4). ?X ? rays?

The increasing amount of carbon dioxide in the air is slowly raising the temperature of atmosphere because it absobs-1). The water vapours of the air and retains its heat2). The ultraviolet part of the solar?radiation3). All the solar radiations4). The infrared part of the solar radiation

Which of the following elements has the lowest melting point?1). Chromium2). Hydrogen3). Zinc4). Silver

When or is heated generally in absence of air then process is called-1). smelting2). roasting3). ?calcinations4). none

Which gas contributes most to the Greenhouse effect?1). Water vapour2). Ozone3). Oxygen4). Nitrogen

What is dehydration?1). Removal of acid from a molecule2). Removal of base from a molecule3). Removal of water from a molecule4). Removal of alkali from a molecule

Why does carbon tetrachloride have no dipole moment?1). Because of same size of carbon and chlorine atoms2). Because of regular tetrahedral structure3). Because of planar structure4). Because of similar electron affinities of carbon and chlorine

An ideal gas is one which obeys-1). Gas laws2). Boyle's laws3). Charle's law4). ?Avogadro's law

Ethanol containing 5% water is known as -1). Absolute alcohol?2). Dilute alcohol?3). Power alcohol?4). Rectified spirit

_______________ is the movement of molecules across a cell membrane from a region of their lower concentration to a region of their higher concentration.1). Diffusion2). Osmosis3). Active Transport4). Passive Transport

The pollutan responsible for ozone?holes is ______?1). $CO_{2}$2). $SO_{2}$3). CO4). CFC

Uraninite is an ore/mineral of _______.1). Zinc2). Uranium3). Titanium4). Aluminium

Decane has how many hydrogen atoms?1). 222). 333). 114). 44

Which one among the following?substances is NOT a 'green house' gas ?1). Water vapour?2). Chlorofluorocarbon3). Methane4). Nitrogen?

Neclear fission is caused by the impact of -1). Neutrons2). Protons3). Deuteron4). Electron?

Methane an air pollutant is produced ______.1). by action of ultraviolet light on nitrogenous compounds.2). as a by-product of manufacturing ammoniacal fertilizers3). by burning of coal in insufficient air4). by digestion of food by animals

Which among the following compounds has the strongest hydrogen bond?1). HI2). HCl3). HF4). HBr

Pentlandite is an ore/mineral of _______.1). Titanium2). Nickel3). Uranium4). Zinc

Atomic number of which of the following elements is greater than that of Zinc1). Copper2). Iron3). Chromium4). Bromine