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Chemistry

Chemistry
The hardest form of carbon is

diamond
charcoal
coke
graphite

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Chemistry
The structure of (HPO3)3 is

Tetrahedral
Cyclic
Octahedral
Linear

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Chemistry
The common name for the compound having formal NaOH is

Soda ash
Sodium hydroxide
Caustic potash
Caustic soda

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Chemistry
Benzene cannot undergo :

Elimination
Addition
Substitution
Oxidation

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Chemistry
When a metal is heated in a flame, the electrons absorb energy and jump to higher energy state. On coming back to the lower energy siate, they emit light, which we can observe in

Emission spectra
Fluorescence
Raman spectra
Absorption spectra

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Chemistry
Curd is sour due to presenceof

Lactic acid
Acetic acid
Tartaric acid
Oxalic acid

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MORE MCQ ON Chemistry

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