Which are true statements among the following? (1) PH5 and BiCl5 do not exist (2) p,d bonds are present in SO2 (3) Electrons travel with the speed of light (4) SeF4 and CH4 have same shape (5) I+3 has bent geometry
A
1, 3
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B
1, 2, 5
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C
1, 3, 5
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D
1, 2, 4
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Solution
The correct option is B 1, 2, 5 Since ′H′ is less electronegative, so it can't exert charge contraction in ′P′ do not extend its valency to 5, So PH5 do not exists.
SO2 : ′S′ has 3rd period element. So it has ′d′ orbital.