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Chemistry

Chemistry
In ice, the number of hydrogen bonds per water molecule is

2
1
4
8

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Chemistry
Stainless steel is an alloy of

Chromium and iron
Chromium, carbon and iron
Chromium and carbon
Carbon and iron

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Chemistry
Mercury is a :

Liquid non-metal
Liquid metal
Solid metal
Solid non-metal

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Chemistry
The fundamental particles present in the nucleus of an atom are

Proton, neutron
Neutron, positron
Electron, proton
Neutron, electron

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Chemistry
The depletion in Ozone layer is caused by ________ .

Chlorofluorocarbons
Carbon dioxide
Nitrous oxide
Methane

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Chemistry
How many electrons can be accommodated in d-orbital

6
3
8
10

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