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Chemistry

Chemistry
The sewage obtained from water closets and urinals is known as

Sanitary waste
Sullage
Garbage
Industrial waste

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Chemistry
One of the following is used to dissolve noble metals. That is

Sulphuric acid
Aqua ragia
Hydrochloric acid
Nitric acid

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Chemistry
Higher concentration of nitrogen dioxide in atmosphere air causes

Bronchitis
Cancer
Corrosion
Asphyxiation

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Chemistry
"Paramagnetism" is the property of

Paired electrons
Completely vacant electronic subshells
Unpaired electrons
Completely filled electronics subshells

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Chemistry
The chemical used in embalming biological materials is

Gaseous formaldehyde
Formaldehyde in methanol
Ethylene glycol
Formaldehyde in water

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Chemistry
Detergents used for cleaning clothes and utensils contain

Sulphonates
Bismuthates
Bicarbonates
Nitrates

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MORE MCQ ON Chemistry

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