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Chemistry

Chemistry
'Plaster of Paris' is made by partial dehydration of

Green vitriol
Gypsum salt
Blue vitriol
Epsom salt

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Chemistry
The fundamental particles present in the nucleus of an atom are

Neutron, positron
Electron, proton
Neutron, electron
Proton, neutron

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Chemistry
What is the element that is in the highest percentage in the composition of the earth ?

Silicon
Oxygen
Iron
Magnesium

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Chemistry
Acid rain' is caused due to air - pollution by

Carbon monoxide
Methane
Nitrous oxide and sulphur dioxide
Carbon dioxide

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Chemistry
A matured mammalian cell without nucleus is

Erythrocyte
Spermatozoan
Oocyte
Lymphocyte

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Chemistry
The gas used for artificial fruit ripening of green fruit is

Ethylene
Methane
Acetylene
Ethane

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MORE MCQ ON Chemistry

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