Evaluate the following statements related to group
14 elements for their correctness
(A) Covalent radius decreases down the group
from C to Pb in a regular manner.
(B) Electronegativity decreases from C to Pb down
the group gradually.
(C) Maximum covalence of C is 4 whereas other
elements can expand their covalence due to
presence of d orbitals.
(D) Heavier elements do not form p-p bonds.
(E) Carbon can exhibit negative oxidation states.
Choose the correct answer from the options given
below:
Select the correct option:
A
(C), (D) and (E)
B
(A) and (B) Only
C
(A), (B) and (C) Only
D
(C) and (D) Only
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
(A) Down the group; radius increases
(B) EN does not decrease gradually from C to Pb.
(C) Correct.
(D) Correct.
(E) Range of oxidation state of carbon; -4 to +4
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