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Chemistry

Chemistry
The most suitable unit for expressing nuclear radius is :

Angstrom
Nanometre
Micron
Fermi

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Chemistry
Which one is the most reactive halogen

Fluorine
Chlorine
Bromine
Iodine

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Chemistry
The metal used to galvanise iron to protect it from rusting is

Zinc
Antimony
Lead
Chromium

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Chemistry
Which one is the most dense liquid from the below

Gasolin
Choloform
Water
None of these

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Chemistry
Nitric acid does not react with

Zinc
Iron
Gold
Copper

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Chemistry
An atom of an element has atomic number 17 and mass number 36. The number of neutrons in its nucleus is

36
17
53
19

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