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Chemistry

Chemistry
Which of these acids is not organic in origin?

Citric acid
Oxalic acid
Lactic acid
Sulphuric acid

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Chemistry
The temperature of oxy-acetylene flame is around

3200°C
2800°C
3600°C
4000°C

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Chemistry
Silicone is a polymer of

Dialkyl dichloro silane
Tetraalkyl silane
Silane
Silicon tetrachloride

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Chemistry
A powerful eye irritant present in smog is

Nitric oxide
Carbon dioxide
Sulphur dioxide
Peroxyacetyl nitrate

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Chemistry
Atomic number is the number equal to

Electrons
None of these
Protons
Neutrons

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Chemistry
Which of the following is a natural dye ?

Phenolphthalein
Crystal violet
Alizarin
Aniline blue

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MORE MCQ ON Chemistry

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