ChemistryThe species having trigonal planar shape is

The species having trigonal planar shape is

A
$C H_{3}^{+}$
B
$C H_{3}^{-}$
C
$B F_{4}^{-}$
D
$S i H_{4}$

Solution:

A carbocation having plus I groups or electron donating groups will be more stable. Less electro negative elements will have more donating ability.

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