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Fill in the blank with the correct word.
The colour of transition metal ions is due to ________ electron(s) in d-subshell and _________…
The colour of transition metal ions is due to ________ electron(s) in d-subshell and _________ transition.
Answer
Answer
Official answer keyBlanks: unpaired; d-d
Unpaired, d-d
From ISC 2027 Specimen Chemistry Paper 1, question 1(A)(iii).