1.

Distinguish between line and band spectrum.

Answer»
Line spectrumBand spectrum
1) The spectrum has sharp distinct lines.1) The spectrum has many closed, spaced lines.
2) The spectrum is characteristic of atoms and is also called atomic spectrum.2) The spectrum is characteristic of molecules is also called molecular spectrum.
3) The spectrum is given by inert gases, metal vapours and atomised nonmetals.3) The spectrum is given by hot metals and molecular non-metals.


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