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Chemistry

Chemistry
The residue left after extracting juice from sugarbeet and sugarcane is called

Molasses
Whey
Biomass
Bagasse

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Chemistry
Copper substances when exposed to air gains a green coating due to the formation of:

CuCO3 Cu(OH)2
CuSO4
Cu(NO3)2
CuO

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Chemistry
Acid rain is caused by

NO2and particulates
SO2 and particulates
CO2and CFCs
SO2 and NO2

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Chemistry
The ore of Aluminium is

Hematite
Bauxite
Fluorspar
Chalco pyrites

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Chemistry
Brass is a solution of molten copper in

Molten zinc
Solid zinc
Molten tin
Gaseous zinc

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Chemistry
A metal is exposed to the atmosphere for sometime. It becomes coated with green carbonate. The metal must be

Silver
Aluminium
Copper
Zinc

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MORE MCQ ON Chemistry

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