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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. |
Beo is insoluble but beso4 is soluble in water |
| Answer» Becoz of strong bond attraction | |
| 2. |
Bio is insoluble but beso4 is soluble in water? |
| Answer» | |
| 3. |
Define law of chemical equilibrium |
| Answer» | |
| 4. |
What do you mean by Friedel craft acylation |
| Answer» When Benzene is treated with acyl halide in the presence of the catalyst anhydrous aluminium chloride it forms the acetophenone | |
| 5. |
Boric acid is not a protonic acid . Explain. |
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Answer» boric acid donot give its H+ it release H+ of water by taking OH-(electron pair).so it is lewis acid Boric acid accept electron pair , While a protonic acid donates H+ or proton but boric acid do not donate proton . It is a lewis base . |
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| 6. |
All types of question |
| Answer» | |
| 7. |
At what temp.water stars evaporate |
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Answer» Water can evaporate at room temperature only.where as it sarts boiling at 100 celcius.And boiling and evaporation are two different phenomenas 100°C 100 degree 100c |
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| 8. |
Eclipsed structure of hexane |
| Answer» | |
| 9. |
Eclipsed structure of hexan |
| Answer» | |
| 10. |
What is electro mechanical series and write its main features |
| Answer» Hi | |
| 11. |
How can you prove that diamond contains only Carbon? |
| Answer» by burning at its melting point | |
| 12. |
What is newclearphi |
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Answer» It means nucleus loving or attracting It\'s nucleophile |
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| 13. |
Who to arrange lattice energy |
| Answer» | |
| 14. |
Ideal gas eqation |
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Answer» pv= nrt PV=nRT PnRt=v |
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| 15. |
What is banana bond |
| Answer» The bond formed between two p-orbitals and one s-orbital. Sigma Sp^3 - S- Sp^3 Hybridization | |
| 16. |
How can we make chloroform |
| Answer» Everytime react methane with cl. | |
| 17. |
What is electro chemical cell |
| Answer» A device used to convert chemical energy produce in a redox reaction into electric energy . | |
| 18. |
How many gram of oxygengas contain the same number of molecules as 16 grams of sulphur dioxide gas |
| Answer» | |
| 19. |
Pent-4-en-2-ol structure |
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Answer» CH³–CH(OH)–CH–_CH²–CH³ C-C(OH)-C-C=C C-C=C-Coh-C C=C-C-C-C oH |
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| 20. |
Structure of 2, 2, 5-trimethylheptane with explaination |
| Answer» CH3 - C(Ch3)2 - CH 2- CH2 - CH(CH3) - CH2 - CH3 | |
| 21. |
What happens when to wavelength when the speed of electron us increased |
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Answer» Then wavelength decreased Gyani baba se pucho??????????? |
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| 22. |
How it is possible 2-chloro-4-methylanisole |
| Answer» | |
| 23. |
Calculate ph of a 10-8M solution of HCl. |
| Answer» | |
| 24. |
Formula to calculate wave number |
| Answer» Wave number is given by reciprocal of wavelength.Wave number = 1/wavelength | |
| 25. |
Why hydrogen paroxide behave as bleaching agent |
| Answer» | |
| 26. |
why hydtogen is called inert gas |
| Answer» Becoz it has no free electron | |
| 27. |
carbon shows the property of the catenation remarkably .assigen a reason for this statement |
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Answer» Carbon has 4 valence electrons so it can neither give all these electrons nor can it take four from other atom Because carbon is tetravalant Because it does not gain or looss electrons |
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| 28. |
Why solution of sodium carbonate alkaline |
| Answer» | |
| 29. |
Explain Silvana process of preparation of washing soda |
| Answer» | |
| 30. |
Calculate the amount of H2 O2 present in 5 ml of 25 volume H2 O2 |
| Answer» | |
| 31. |
Is chemical properties is important fof exams |
| Answer» Off course | |
| 32. |
About dalton theory |
| Answer» | |
| 33. |
Is empirical formula questions is confirm in upcoming exams |
| Answer» | |
| 34. |
How will you convert acetylene into oxaloic acid |
| Answer» | |
| 35. |
Anti markownikoff rule |
| Answer» | |
| 36. |
Markownikoff rule |
| Answer» | |
| 37. |
1. What is electro nation?2. Can a half cell work independently? |
| Answer» No half cell cannot work independently and it needs another half cell because it works on redox merchanism | |
| 38. |
What is huckel rule? |
| Answer» | |
| 39. |
What\'s the solubility of NH3 |
| Answer» | |
| 40. |
Structure of oxoxylene |
| Answer» | |
| 41. |
Heavy isotopes of hydrogen |
| Answer» | |
| 42. |
Which alkali metal emits longest wave length light in flame test ? 1) Na 2) K 3) Cs 4) Li |
| Answer» | |
| 43. |
Any one is online reply karo |
| Answer» | |
| 44. |
Why can\'t we store reactive metals in vacuum if they react with air and water? |
| Answer» | |
| 45. |
Al ion is smaller than Mg ion although both are isoelectronic |
| Answer» Though Al and Mg are iso electronic but Al loses 3 electrons to be Al ion whereas Mg loses 2 electrons to be Mg ion..so Al ion has+3 charge and Mg has +2..and more is the charge on cation,smaller is its size..Hope it helps | |
| 46. |
How to show that in aqueous solution p^H+p^OH=p^kw |
| Answer» | |
| 47. |
How to prepare hydrogen using Duma\'s method? |
| Answer» | |
| 48. |
Does I6F6 Exists? |
| Answer» | |
| 49. |
What is Calgon\'s method?? |
| Answer» Calgon is used as hard water softener. It is chemically known as Polyphos. | |
| 50. |
Please do not give answes to albert forget him because hi do not belong to here block hi |
| Answer» | |