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Chemistry

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

4
8
6
10

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Chemistry
The “King of Metals” is :

Silver
Iron
Gold
Aluminium

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Chemistry
The most abundant inert gas in the atmosphere is

Neon
Helium
Krypton
Argon

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Chemistry
The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called :

Alloy formation
Zinc plating
Galvanization
Vulcanization

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Chemistry
Iron is prevented from rusting by coating with zinc. This process is called as

Sublimation
Corrosion
Reduction
Galvanisation

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Chemistry
The depletion of ozone layer is due to

Ethane
Carbon dioxide
Chloro fluoro carbon
Sulphur dioxide

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