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Assertion (A) : N (SiH3)3 is a weaker b...

Assertion (A) : `N (SiH_3)_3` is a weaker based than`N (CH_3)_3`
Reason (R) : Due to ` p pi - d pi` back bonding imn `N (SiH_3)_3` the availvbaility of electrons on the (B) atom in `(SiH_3) N` decrease .

A

If both (A) and (R) are correct and (R) is correct explanation of (A)

B

If both (A) and (R) are correct and (R) is NOT correct explanation of (A)

C

If (A) is correct , but (R) is incorrect

D

If (A) is incorrect but (R) is correct

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CENGAGE CHEMISTRY-P-BLOCK GROUP 14 - CARBON FAMILY-Exercises (Assertion-Reasoning)
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  2. Assertion (A) : Carbon forms covalent compounds buyt lead dorms ionic...

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  3. Assertion (A) : N (SiH3)3 is a weaker based thanN (CH3)3 Reason (R)...

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  4. Assertion (A) : Diamond in the haredst possible substance and is a ne...

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  5. Assertion (A) : Diamond does bnot reflect light . Reason (R) : Diam...

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  6. Assertion (A) : C(60) fullerence is an allotrope if carbon. Reason (...

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  7. Assertion: Pb^(4+)can be reduced easily to Pb^(2+). Reason: Pb^(2+) ...

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  8. Assertion (A) : Pbl4 is astable compound . Reason (R) : Iodide ion ...

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  9. Assertion: SiF(6)^(2-) is known but SiCl(6)^(2-) is not. Reason: Siz...

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  10. Assertion (A) : Silicones are hdyreopbhobic in nature . Reason (R) ...

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  11. Assertion (A) : SnI4 is an orange solid . Reason (R) : The colur a...

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  12. Assertion (A) : Graphite si a good conductore of heat and electriciy ...

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  13. Assertion (A) : Carbon monoxide is a posonous gas . Reason (R) : Ca...

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  14. Assertion (A) : Carbon forms a large number of compounds . Reason (...

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  15. Assertion (A) : Both CO2 snd SiO2 have same strucitrue . Reason (R...

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  16. Assertion (A) : Lead leaves a black amrek on paore Reason (R) : Le...

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  17. Assertion (A) : CO2 is lindare Reason (R) : C is not in sp- hybrid...

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  18. Assertion (A) : Maximum covalency of carbon si foure . Reason (R) :...

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  19. Assertion (A) : Graphite is soft while diamond is very hard . Reaso...

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  20. Assertion (A) : Silica is soluyble in HF. Reason (R) : SiO2 4HF r...

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