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Chemistry

Chemistry
The Fungus which is used in the alcohol industry is

Rhizopus
Yeast
Mushroom
Candida Aibicans

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Chemistry
CNG used in automobiles to check pollution, mainly consists of

CH4
N2
CO2
H2

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Chemistry
Polythene is polymer of

Propylene
Ethylene
Aniline
Acetylene

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Chemistry
Which of the following is the petroleum wax ?

Carnauba wax
Paraffin wax
Jojoba wax
Bees wax

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Chemistry
A potato tuber has been cut into two halves. A few drops of iodine solution are placed on the cut surface of one of the halves. What colour change will be noticed?

From brown to orange-red
From blue to pink
From brown to blue-black
From pink to blue-green

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Chemistry
Which of the following metals is not a pollutant ?

Arsenic
Aluminium
Mercury
Lead

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MORE MCQ ON Chemistry

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