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Chemistry

Chemistry
Cinnabar is an ore/mineral of

Lead
Mercury
Molybdenum
Manganese

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Chemistry
The acid present in red ants is

Caproic acid
Formic acid
Butyric acid
Acetic acid

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Chemistry
The formula C6H5-CO-CH3 represents

Acetic acid
Acetophenone
Phenyl acetate
Acetone

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Chemistry
The pair of compounds used as anaesthetic in medicines :

Nitrogen dioxide, ether
Chloroform, Nitrogen dioxide
Ether, Ammonia
Nitrous oxide, Chloroform

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Chemistry
The number of waves in n x 10th Bohr's orbit are

n-2
n
n3
n2

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Chemistry
Milk is a colloidal system in which:

Fat is dissolved
Fat and water are dispersed in each other
Fat is dispersed in water
Water is dispersed in fat

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