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Chemistry

Chemistry
The trans-uranium elements are the chemical elements with atomic numbers greater than

92
86
96
89

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Chemistry
The formula C6H5-CO-CH3 represents

Phenyl acetate
Acetic acid
Acetone
Acetophenone

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Chemistry
In sugar solution,

Sugar is solute, water is solvent
Sugar is solvent, water is solute
Both are solutes
Both are solvents

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Chemistry
Cyanide poisoning causes death in seconds because

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

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Chemistry
Which one of the following is known as the 'brown coal'?

Lignite
Bituminous
Coke
Anthracite

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Chemistry
Stains of rust on clothes can be removed by :

Petrol
Alcohol
H2O2
Oxalic acid

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MORE MCQ ON Chemistry

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