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Chemistry

Chemistry
Element 106 was discovered by

Seaborg
Rutherford
Kurchatove
Lawrence

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Chemistry
Total number of halogen elements found in the periodic table is

13
5
8
3

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Chemistry
Stains of rust on clothes can be removed by :

H2O2
Alcohol
Petrol
Oxalic acid

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Chemistry
KMnO4 can be used as

Pesticide
Fertilizer
Insecticide
Disinfectant

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Chemistry
Threshold limit value of copper in the atmospheric air is

0.01 mg/m3
5.0 mg/m3
0.001 mg/m3
1.0 mg/m3

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Chemistry
Milk is a natural

Suspension
Solution
Emulsion
Mixture

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MORE MCQ ON Chemistry

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