AIPMT 2010 Prelims | Chemical Bonding and Molecular Structure Question 80 | Chemistry

AIPMT 2010 Prelims

MCQ (Single Correct Answer)

-1

In which of the following pairs of molecules/ ions, the central atoms have sp² hybridisation ?

NO$$_2^{ - }$$ and NH₃

BF₃ and NO$$_2^{ - }$$

NH$$_2^{ - }$$ and H₂O

BF₃ and NH$$_2^{ - }$$

AIPMT 2009

MCQ (Single Correct Answer)

-1

According to MO theory which of the lists ranks the nitrogen species in terms of increasing bond order ?

$$N_2^{2 - } < N_2^ - < {N_2}$$

$${N_2} < N_2^{2 - } < N_2^ - $$

$$N_2^ - < N_2^{2 - } < {N_2}$$

$$N_2^ - < {N_2} < N_2^{2 - }$$

AIPMT 2009

MCQ (Single Correct Answer)

-1

In which of the following molecules/ions BF₃, NO$$_2^ - $$, NH$$_2^ - $$ and H₂O, the central atom is sp² hybridised?

NH$$_2^ - $$ and H₂O

NO$$_2^ - $$ and H₂O

BF₃ and NO$$_2^ - $$

NO$$_2^ - $$ and NH$$_2^ - $$

AIPMT 2009

MCQ (Single Correct Answer)

-1

What is the dominant intermolecular force or bond that must be overcome in converting liquid CH₃OH to a gas?

Dipole-dipole interaction

Covalent bonds

London dispersion force

Hydrogen bonding

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