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This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Write the expression for work of expansion |
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| 2. |
Why cis but-2-ene is polar while trans but-2-ene is non polar |
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Answer» Due to greater dipole moment of cis-but-2-ene than trans-but-2-ene ????? |
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| 3. |
Yr de b de |
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| 4. |
Please help me to understand electronic configuration |
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Answer» Watch grow Bharat on you tube......... you understand it e- configuration ofwhich elelment |
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| 5. |
What is markonikov\'s rule? |
| Answer» During electrophilic addition of hydrogen halide , the electron deficient electrophile always attack on that double / triple bond , which already has greater no. of H - atoms. | |
| 6. |
CBS sample paper class11 |
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| 7. |
Blue print. |
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| 8. |
CBS 2017 sample paper class 11 |
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| 9. |
Please explain the banana bond |
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| 10. |
Dalton\'s law of partial pressure mathematical expression |
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| 11. |
Ci is most electronegative element or not |
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Answer» No flourine is most electronegative element Florine is more negative element Chlorine is the most negative electronegative Ni bhai Fluorine is the most electronegative element No |
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| 12. |
Pyrolysis |
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Answer» Process of converting higher alkane into lower alkene or alkyne is known as pyrolysis or cracking. decomposition brought about by high temperatures |
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| 13. |
What are silicones how they are manufactured |
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| 14. |
State aufbao principle |
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Answer» According to aufbau principal electron first occupy first the lowest energy orbital then higher energy orbital...aufbau means construction or built up The electrons in an orbital are filled according to their energies |
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| 15. |
What is s-character ? |
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| 16. |
Give reason for IE3>IE2>IE1 |
| Answer» IE means min amt of energy required to remove an e- from isolated gaseous atom. For eg Na if we remove an e- from it. It will have 10 e-s . 1s2 2s2 2p6 which is an stable e- configuration so we will require large amt of energy to remove 2nd e- and so on. Therefore IE3 >IE2> IE1. I think u got it. | |
| 17. |
Give reason \'\'the Droplets of water are sherical in shape" |
| Answer» This is beacause of surface tension | |
| 18. |
What is dispersion forces |
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| 19. |
To prepare a standard solution (0.1M) oxalic acid solution |
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| 20. |
What are aromatic compound |
| Answer» Compound of benzene is called aromatic compound | |
| 21. |
How to count number of carbon in benzene ring?? |
| Answer» There are 6 on each dot(point) there is one | |
| 22. |
What is aromatization? |
| Answer» The process of converting open into closed chain by cyclisation and closed chain into aromatic compound by dehydrohalogenation called aromatization | |
| 23. |
What is fractional Distillation ? |
| Answer» | |
| 24. |
What is azimuthal quantum num? |
| Answer» It tells about the sub energy level of electron in an atom It is represented By " l" The valve of " l" depends on valve of " n". l= 0 to (n-1) | |
| 25. |
??How to convert benzene into para nitro bromo Benzene ???? |
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| 26. |
Structure of but-2-en-1-ol |
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Answer» CH3-CH--CH-COH Wait I try it I know but kaise batau yaha ???? |
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| 27. |
What is pie bond |
| Answer» In the formation of pi bond the atmoic orbital overlap in such a way that their axes remains parallel to each other and perpendicular to the internuclears axis | |
| 28. |
Number of atom in one molecular of caffine?? |
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| 29. |
What is chapter wise weight age for x1 |
| Answer» आपका सवाल समाज नही आया। | |
| 30. |
Can anyone pls tell me where can I find PDF of solution of CBSE class 11 chemistry |
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| 31. |
Density of a gas at STP is 1.43g/l ..What is it\'s molecular weight?? |
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| 32. |
Ok tum b apna no do fr |
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| 33. |
Anshi tu bekar h tujh se ek kam bola vo b ni kiya |
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Answer» Ni bhai paper chaiye Abe tum question puchte ho ya chat karte ho Tum bhi dekh skte ho Ab m kya kru O Teri I\'d nhi mili |
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| 34. |
Maxwell square |
| Answer» What is this | |
| 35. |
Why are alkali metals not found in nature |
| Answer» Because more reactive | |
| 36. |
What is the Formula of orthoboric acid.? |
| Answer» H3BO3 | |
| 37. |
+ I and - I effect |
| Answer» Tendency to donate -charge is -l and nd to donate +charge is +l | |
| 38. |
What is diff.b/w Nickl and raney nickl?? |
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| 39. |
Calcuate the no of aluminium ion in 0.051g of Al2O3 |
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| 40. |
BeO is almost insoluble but BeSO4 IN soluble in water |
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| 41. |
Bhej diye |
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| 42. |
Name two major greenhouse gases |
| Answer» Methane, Ozone, Carbon-dioxide. | |
| 43. |
Give reason oxides of alkali metals are basic |
| Answer» Because they react with acids to give salt and water.Example- MgO + 2HCl---> MgCl2 + H2O Since only bases react with acids to give salt and water(neutralization reaction). So By comparison oxides of metals are basic. And similarly oxides of nonmetals are acidic. | |
| 44. |
Give reason alkali metals impart colour to flame |
| Answer» Because they are highly reactive in nature. | |
| 45. |
What is a salt bridge?Its construction and uses..Plz hurry |
| Answer» | |
| 46. |
Limitations of Thomson\'s model of atom with easy language and simple point. |
| Answer» .... | |
| 47. |
What is the oxidation no. Of my is kmno4 |
| Answer» X=+7 | |
| 48. |
Why lithium fluoride is not soluble in watee. Where as lithium chloride is soluble in water? |
| Answer» Lithium fluoride has high lattice enthalpy and LiCl is covalent in nature | |
| 49. |
What is dipole moment. |
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Answer» Product of charge and distance of separation between two charges It is a measurement of Separation of two opposite charges |
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| 50. |
What is galvanic cell?? |
| Answer» Galvanic cell is an electrochemical cell that drives electrical energy from spontaneous Redox reaction taking place with in cell | |