Choose the correct options for the following questions.
Three $sp^{2}$ hybrid orbitals lie in the same plane making with each other an angle of:
Difficulty: Easy
A:
$90\circ$
B:
$180\circ$
C:
$120\circ$
D:
$109.5\circ$
Which one of the following molecules has bond order two:
Difficulty: Easy
A:
He
B:
$0_{2}$
C:
$N_{2}$
D:
$H_{2}$
Which of the following molecule has double covalent bond?
Difficulty: Easy
A:
$N_{2}$
B:
$0_{2}$
C:
$H_{2}$
D:
$CH_{4}$
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