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Why does vanadium pentoxide acts as a ca...

Why does vanadium pentoxide acts as a catalyst?

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ICSE-ORGANIC CHEMISTRY : SOME BASIC PRINCIPLES AND TECHNIQUES -TRUE OR FALSE TYPE QUESTIONS
  1. In Duma's method, nitrogen is estimated as NH3.

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

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  3. Why does vanadium pentoxide acts as a catalyst?

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

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

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

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

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

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

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  10. 1^@ alkyl groups cause greater + l-effect as compared to 2^@ alkyl g...

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

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

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

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

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

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  16. Carbocations are planar species.

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  17. The reactivity of carbanions follows the order 3^@ gt 2^@ gt 1^@ ...

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  18. What is the state of hybridisation of the central carbon in a carbocat...

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  19. Electrophiles are Lewis acids.

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  20. Explain why does a S(N^2) reaction involve an inversion in configurati...

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