Valency and Chemical Formula Questions and Answers PDF Download eBook - 147
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Trivia Quiz on Valency & Chemical Formula PDF Download eBook
MCQ: Natural gas consists of
MCQ: A constant temperature at which a pure solid change into a pure liquid is called
- latent heat of vaporization
- elevation in boiling point
- melting point
- boiling point
MCQ: Which is correct about neutral oxides?
- they are soluble in water
- they are insoluble in water
- they are metallic oxides
- none of above
MCQ: The glue hardens when it is squeezed out of the tube due to
- solidification of solvent
- evaporation of solvent molecules
- evaporation of adhesive molecules
- evaporation of solute particles
MCQ: Consider the chemical reaction ZnCO3 + HNO3 → Al(NO3)3 + H2O, number of HNO3 molecules required for a balanced equation will be