1st Year Chemistry MCQS with Answers Chapter 6

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1st Year Chemistry MCQS with Answers


Which of the following is true for ionic compounds
They are non-electrolytes in the molten state
They are generally more soluble in polar solvents than in non-polar solvents
They have bonds which are directional
They conduct electricity in solid state

The octet rule in not followed in the formation of
PCI5
CCI4
CF4
NF3

The nature of bond in diamond is
Metallic
Coordinate covalent
Covalent
Electrovalent

Which of the following species has unpaired electrons in anti-bonding molecular orbitals
F2
N2-2
O2+2
B2

The number of bonds in nitrogen molecule is
One o and one
Two o and two
Three sigma only
One o and two
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