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A : Heavier elements of 14th group do no...

A : Heavier elements of 14th group do not form `p pi - p pi` bonds .
R : Atomic orbital of heavier elements are too large and do not have effective overlapping .

A

Small and diffuse to undergo effective lateral overlap

B

Large and diffuse to undrgo effective lateral overlap

C

Large and for too less diffuse to overlap lineraly

D

Small to overlap both laterally and linearly

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • Assertion :-The o-bond is stronger as compared to a pi -bond. Reason :-The axial overlapping of atomic orbitals is much more as compared to their sidewise overlapping.

    A
    If both Assertion and Reason are CORRECT and Reason is the CORRECT explanation of the Assertion
    B
    If both Assertion and Reason are CORRECT but Reason is not the CORRECT explanation of the Assertion.
    C
    If Assertion is CORRECT but Reason is INCORRECT.
    D
    If Assertion is INCORRECT but Reason is CORRECT.
    • CENGAGE CHEMISTRY ENGLISH-P-BLOCK GROUP 14 - CARBON FAMILY-Exercises (Single Correct)
    1. A : Heavier elements of 14th group do not form p pi - p pi bonds . R...

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    2. The interlayer distance in graphite is

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    3. There is a large number of carbon compounds due to

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    4. which fot the following statcment is flse about co2 ?

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    5. Which oxide fo carbon is useful in prepring metal carbonyls ?

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    6. Producer gas is a mixture of

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    7. Assertion : Among the carbon allotropes, diamond is an insulater, wher...

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    8. Which of the following statement is false about cabon ?

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    9. Which statement is not true about CO?

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    10. Which of following is known as pyrene ?

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    11. Which of following is known as pyrene ?

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    12. Which of the following oxide will produce hydrogen peroxide on treatme...

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    13. A fire extinguisher contains H(2)SO(4) and

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    14. A colourless gas which burns with blue flame and reduction Cuo to Cu i...

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    15. The use of diamond as a gem depends on its

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    16. Which of the following is chemically inactive allotropic form of carbo...

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    17. In CH4, valency of carbon is four . Valency of carbon in acetylene is...

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    18. Generally, non-metals are not conductors of electricity. Which of th...

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    19. Carbon shows tetravalency due to .

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    20. The specties present in slution when CO2 is dissolved in water are :

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