A Admin • 828.03K Points Coach Q. Sodium vapour lamps glow with yellow colour. This is due to (A) its ability to absorb all other colours except yellow (B) sublimation of sodium to emit yellow colour (C) the low ionisation energy of sodium (D) the emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum Correct Answer - Option(D) Views: 8 Filed under category Physics Hashtags: Share Manage Tags
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