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Chemistry

Chemistry
The pH of human blood is between :

44052
6.5-7
7.5-8
4.5-5

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Chemistry
The Fungus which is used in the alcohol industry is

Rhizopus
Mushroom
Candida Aibicans
Yeast

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Chemistry
Alcoholic (– OH) group can be identified by :

FeCl3Test
Ozonolysis Reaction
Esterification Test
Tollen's Reagent Test

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Chemistry
Number of6.023 × 1020 atoms present in one mole of a gas at STP is

'6.023 × 10–23
6.023 × 1023
'6.023 × 10–20
6.023 × 1020

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Chemistry
Polythene is polymer of

Acetylene
Ethylene
Aniline
Propylene

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Chemistry
Which mineral is the ore of aluminium ?

Haematite
Bauxite
Siderite
Magnetite

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MORE MCQ ON Chemistry

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