AIPMT 2012 Mains | Chemical Bonding and Molecular Structure Question 65 | Chemistry

AIPMT 2012 Mains

MCQ (Single Correct Answer)

-1

Four diatomic species are listed below. Identify the correct order in which the bond order is increasing in them

$$NO < {O_2}^ - < {C_2}^{2 - } < He_2^ + $$

$${O_2}^ - < NO < {C_2}^{2 - } < He_2^ + $$

$${C_2}^{2 - } < He_2^ + < {O_2}^ - < NO$$

$$He_2^ + < {O_2}^ - < NO < {C_2}^{2 - }$$

AIPMT 2012 Prelims

MCQ (Single Correct Answer)

-1

The pair of species with the same bond order is

O$$_2^{2 - }$$, B₂

O$$_2^{ + }$$, NO⁺

NO, CO

N₂, O₂

AIPMT 2012 Prelims

MCQ (Single Correct Answer)

-1

Bond order of 1.5 is shown by

O₂⁺

O₂^$$-$$

O₂2^$$-$$

O₂

AIPMT 2012 Prelims

MCQ (Single Correct Answer)

-1

Which of the following species contains three bond pairs and one lone pair arround the central atom ?

H₂O

BF₃

NH₂^$$-$$

PCl₃

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