IIT-JEE 1992 | Chemical Bonding & Molecular Structure Question 53 | Chemistry

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1

IIT-JEE 1992

MCQ (Single Correct Answer)

+1

-0.25

The cyanide ion, CN^- and N₂ are isoelectronic, But in contrast to CN^-, N₂ is chemically inert, because of

A

low bond energy

B

absence of bond polarity

C

unsymmetrical electron distribution

D

presence of more number of electrons in bonding orbitals

2

IIT-JEE 1992

MCQ (Single Correct Answer)

+1

-0.25

The type of hybrid orbitals used by the chlorine atom in $$ClO_2^-$$ is

A

sp³

B

sp²

C

sp

D

none of these

3

IIT-JEE 1989

MCQ (Single Correct Answer)

+1

-0.25

The molecule which has zero dipole moment is:

A

CH₂Cl₂

B

BF₃

C

NF₃

D

ClO₂

4

IIT-JEE 1989

MCQ (Single Correct Answer)

+1

-0.25

The molecule which has pyramidal shape is

A

PCl₃

B

SO₃

C

$$CO_3^{2-}$$

D

$$NO_3^-$$

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