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Chemistry

Chemistry
Electric fuse is an alloy of

Carbon and tin
Copper and iron
Tin and lead
Zinc and lead

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Chemistry
Gas released during Bhopal tragedy was :

Sodium isothiocyanate
Methyl isothiocyanate
Potassium isothiocyanate
Ethyl isothiocyanate

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Chemistry
KMnO4 can be used as

Insecticide
Disinfectant
Fertilizer
Pesticide

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Chemistry
In a reaction of the type A+B ? C+D one could ensure it to be a first order reaction by :

Adding a catalyst
Increasing the concentration of a product
Increasing the temperature
Increasing the concentration of a reactant

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Chemistry
Ruby and sapphire are oxides of

Tin
Aluminium
Copper
Iron

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Chemistry
Which one element has the highest electronegativity value

Chlorine
Lithium
Nitrogen
Fluorine

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MORE MCQ ON Chemistry

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