Chemistry-(general)
NEET Chemistry (general) MCQ Question
Type: MCQ-conceptual-Easy-Class 11
Which of the following statements about the octet rule and its exceptions are correct?
A
The octet rule is universally applicable to all elements in the periodic table.
B
Molecules with an odd number of electrons, like NO, are exceptions to the octet rule.
C
Elements with fewer than four valence electrons can have an incomplete octet.
D
Boron can form stable compounds with an octet of electrons around it.
Correct Answer
Option B
Detailed Explanation
The octet rule is not universal and does not apply to all elements, especially those with fewer than four valence electrons, which can have an incomplete octet. Molecules with an odd number of electrons, like nitric oxide (NO), are indeed exceptions to the octet rule.
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