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[VSQ]Chemistry Q&A For All Competitive Exam||Set 05

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By DEBABRATA MONDAL

 Chemistry Q&A For All Competitive Exam

✔️Q.1

Water for civil supplies is purified by 

Chlorination. 


✔️Q.2

Dry ice is 

Solid Carbon-dioxide. 


✔️Q.3

Loss of electrons is known as - 

Oxidation. 


✔️Q.4

Percentage of carbon in wrought iron 

0.1% - 0.15% 


✔️Q.5

The most abundant clement in the earth's crust is 

Oxygen. 


✔️Q.6

The acid used in battery industry is - 

Sulphuric acid. 


✔️Q.7

Brown colour of sugar solution is decolourized using 

Bone charcoal or Animal charcoal 


✔️Q.8

The purest form of gold is 

24 carat. 


✔️Q.9

Brass is an alloy of 

Copper and Zinc 


✔️Q.10

Carborundum is 

Silicon Carbide 




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Chemistry Q&A Set 4[PREV]


Chemistry Q&A Set 6[NEXT]

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