Which functional group is likely to be present in an organic compound having the molecular formula C4H10O? Write the formula of the organic compound.

Which functional group is likely to be present in an organic comp…

What type of chemical reactions are represented by the following equations?

$\text{X}\ +\ \text{YZ}\ \xrightarrow{\ \ \ \ \ \ \ \ \ \ }\text{XZ}\ +\ \text{Y}$
$\text{X}\ +\ \text{Y}\xrightarrow{\ \ \ \ \ \ \ \ }\text{Z}$

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The electrolysis of an aqueous solution of sodium chloride gives us three products. Name them.

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Which of the following hydrocarbons undergo addition reactions:
C₂H₆, C₃H₈, C₃H₆, C₂H₂ and CH₄.

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What is the advantage of detergents over soaps for washing clothes ?Also state one disadvantage.

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What happens when hydrogen combines with oxygen in the presence of an electric current?

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Name the gas evolved when dilute HCl reacts with sodium hydrogencarbonate. How is it recognised?

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Give the names and formulae of:
Two acidic oxides.

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Two non-metals combine with by the sharing of electrons to form a compound X.
Will it be a good conductor of electricity or not?

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What will happen if a strip of copper is kept immersed in a solution of silver nitrate (A_gNO₃)?

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Besides gallium, which two other elements have since been discovered for which Mendeleev had left gaps in his periodic table?

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