1.

ThecolourOf k_(2)Cr_(2)O_(7)and Fe^(2+)ions arerespectivelydue to

Answer»

Crystaldefects andchargtransferspectra
d-dtransition and chargetransferspectra
Chargetransferspectraand crystaldefects
Chargetransfer SPECTRA and d-dtransition

ANSWER :D


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