Question
Covalent compounds have low melting and boiling points.
✓
Answer
(i) When substances melt or boil, bonds between the molecules are broken due to heat supplied.
(ii) In Covalent compounds, the bonds between two or more molecules are weak.
(iii) Hence, intermolecular bonds in covalent compounds are broken easily due to which they have low melting and boiling points.
(ii) In Covalent compounds, the bonds between two or more molecules are weak.
(iii) Hence, intermolecular bonds in covalent compounds are broken easily due to which they have low melting and boiling points.
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