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Chemistry

Chemistry
Atoms having the same number of protons but different number of neutrons are called :

Cations
Anions
Higgs-boson
Isotopes

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Chemistry
The enzyme that converts glucose to ethyl alcohol is :

Zymase
Invertase
Diastase
Maltase

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Chemistry
Iron rusts quickly in

Rain water
Distilled water
River water
Sea water

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Chemistry
The fat of a common mussel-secretes a sticky glue that can be used to make heart implants. The unique chemical compound present in the glue is:

Dihydroxy phenyl alanine
Hydroxy phenyl alanine
Phenyl alanine
Amino phenyl alanine

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Chemistry
Which among the following is liquid non-metal ?

Bromine
Mercury
Water
Alcohol

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Chemistry
The property of hydrogen which distinguishes it from alkali metals is

Its electropositive character
Its reducing character
Its non-metallic character
Its affinity for non-metal

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MORE MCQ ON Chemistry

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