AIPMT PRELIMS2006Chemistry-Chemical Bonding
AIPMT PRELIMS 2006 Chemistry Molecular Geometry MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Which of the following is not a correct statement?
A
The electron-deficient molecules can act as Lewis acids
B
The canonical structures have no real existence
C
Every AB₅ molecule does in fact have square pyramid structure
D
Multiple bonds are always shorter than corresponding single bonds
Correct Answer
Option C
Detailed Explanation
Not every AB₅ molecule has a square pyramidal structure. For example, PCl₅ has a trigonal bipyramidal structure. The shape depends on the central atom and the surrounding atoms.
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