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Chemistry

Chemistry
Dry ice is the solid form of :

Water
Carbon di–oxide
Air
Nitrogen

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Chemistry
The structure of (HPO3)3 is

Linear
Octahedral
Tetrahedral
Cyclic

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Chemistry
Coal is formed from

Coke
Compressed and hardened biomass
Deposit of animal waste
Crude oil

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Chemistry
The element with highest ionization potential is

Helium
Oxygen
Carbon
Boron

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Chemistry
The ionic radii of N3-, O2-, F- and Na+ follows the order

N3- > Na+ > O2- > F-
Na+ > O2- > N3- > F-
O2- > F- > Na+ > N3-
N3- > O2- > F- > Na+

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Chemistry
Identify the metal which is non toxic in nature.

Cobalt
Gold
Cadmium
Chromium

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MORE MCQ ON Chemistry

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