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Chemistry

Chemistry
Which one of the following is most electronegative

Carbon
Silicon
Lead
Tin

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Chemistry
In organic compounds, nitrogen is estimated by

Dumas method
Carius method
Victor-Meyer's method
Liebig's method

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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 :

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

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Chemistry
Which one of the following is not coal variety?

Bituminous
Peat
Dolomite
Lignite

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Chemistry
How many electrons in a Hydrogen atom

Two
Three
One
Four

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Chemistry
Lead in water can cause

Kidney damage
Hair falling
Arthritis
Eye disease

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MORE MCQ ON Chemistry

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