1.

Among underset(* *)overset(* *)O=C=underset(* *)overset(* *)O and :O-=C-underset(* *)overset(* *)O:, which is a preferable structure for CO_(2) molecule. Why?

Answer»

`UNDERSET(* *)OVERSET(* *)O=C=underset(* *)overset(* *)O`
`:O-=C-underset(* *)overset(* *)O:`
`*underset(* *)overset(*)O-=C-=overset(*)O*`
`O=underset(* *)overset(* *)C=O`

SOLUTION :`underset(* *)overset(* *)O=C=underset(* *)overset(* *)O`


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