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When a drop of water is added to anhydro...

When a drop of water is added to anhydrous `CuSO_4`, it turns blue.

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ICSE-ORGANIC CHEMISTRY : SOME BASIC PRINCIPLES AND TECHNIQUES -TRUE OR FALSE TYPE QUESTIONS
  1. Do Diastereoisomers have similar physical properties?

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  2. C Cl4 gives a white precipitate when treated with AgNO3.

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  3. When a drop of water is added to anhydrous CuSO4, it turns blue.

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  4. In Lassaigne's test, if both N and S are present in the organic compou...

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  5. In chloroform layer test, chlorine water acts as an oxidising agent.Tr...

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  6. In Duma's method, nitrogen is estimated as NH3.

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  7. Schiff's nitrometer used in Duma's method contains a KOH solution over...

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  8. Why does vanadium pentoxide acts as a catalyst?

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  9. One gram equivalent of a weak acid is unable to completely neutralise ...

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  10. Phosphorus is estimated as Mg3(PO4)2 in an organic compound. Yes/No?

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  11. Victor Meyer's method for determination of molecular mass is applicabl...

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  12. How is the molecular formula of a compound related to its empirical fo...

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  13. Chloroplatinate salts are very stable and do not decompose on heating.

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  14. C6 H5-group causes - l-effect when present in a saturated chain of car...

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  15. 1^@ alkyl groups cause greater + l-effect as compared to 2^@ alkyl g...

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  16. Electromeric effect is a .......... effect and involves transfer of .....

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  17. Mesomeric effect is a temporary effect. True or False.

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  18. Mesomeric effect involves delocalisation of pi-electrons of all the do...

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  19. Hyperconjugation effect comes into existence when a C-H bond is presen...

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  20. The central carbon in a free radical is sp^3 hybridised.

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