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Chemistry

Chemistry
Which among the following is found in chlorophyll ?

Mg2+
A l3+
Fe2+
Ca2+

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Chemistry
KMnO4 can be used as

Disinfectant
Fertilizer
Pesticide
Insecticide

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Chemistry
Which of the following has pH value 7?

Sodium Carbonate
H2SO4
HCl
Pure Water

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Chemistry
The depletion of Ozone layer is mainly due to

Chlorofluorocarbons
Radioactive rays
Volcanic eruptions
Aviation fuels

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Chemistry
The enzyme that converts glucose to ethyl alcohol is :

Zymase
Diastase
Invertase
Maltase

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Chemistry
The manufacturing of iron from iron ore involves the process of

Fractional distillation
Electrolysis
Reduction
Oxidation

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MORE MCQ ON Chemistry

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