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Chemistry

Chemistry
Which of the following has least negative electron gain enthalpy

P
Cl
F
S

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Chemistry
The lightest gas which is non-inflammable is

Hydrogen
Oxygen
Nitrogen
Helium

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Chemistry
"Paramagnetism" is the property of

Completely filled electronics subshells
Paired electrons
Unpaired electrons
Completely vacant electronic subshells

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Chemistry
Which of the following could be used as fuel in propellant or rockets ?

Liquid Nitrogen + Liquid Oxygen
Liquid Hydrogen + Liquid Nitrogen
Liquid Hydrogen + Liquid Oxygen
Liquid Oxygen + Liquid Argon

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Chemistry
The coordination number of body centered atom in cubic structure is

6
10
4
8

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Chemistry
Iodex, a pain relief balm, has the smell of ________ .

Propyl salicylate
Butyl salicylate
Ethyl salicylate
Methyl salicylate

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MORE MCQ ON Chemistry

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