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Chemistry
Sodium chloride imparts a yellow colour to the Bunsen flame. This can be interpreted due to the
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Q. Sodium chloride imparts a yellow colour to the Bunsen flame. This can be interpreted due to the
Structure of Atom
A
low ionization energy of sodium
2%
B
sublimation of metallic sodium to give yellow vapour
6%
C
emission of excess energy absorbed as a radiation in the visible region
83%
D
photosensitivity of sodium
8%
Solution:
Sodium chloride absorbs heat energy from the Bunsen flame and emits excess energy absorbed as yellow radiation in the visible region