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Chemistry

Chemistry
Of the following compounds of calcium, the one having highest covalent character is

Cacl2
CaBr2
Cal2
CaF2

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Chemistry
Cyanide poisoning causes death in seconds because

It causes cardiac arrest
It causes Lysis of red blood cells
It denatures enzymes of the heart/muscle
It breaks the electron transport chain

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Chemistry
Which among the following metals provides amphoteric oxide ?

Aluminium
Calcium
Sodium
Silver

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Chemistry
Nylon is a type of

Polyamide
Polyolefin
Polyester
Acrylic

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Chemistry
Smoke is formed due to

Solid dispresed in liquid
Gas dispersed in gas
Gas dispresed in solid
Solid dispersed in gas

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Chemistry
Major gaseous pollutant of the thermal power station is

SO2
H2 S
NH3
NO2

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MORE MCQ ON Chemistry

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