Chemistry, asked by swiftshreyarocks, 11 months ago

14. Which of the following
lanthanide ions is not coloured?
* (a) Er3+
(b) Yb3+
(c) Pm3+
(d) Sm3+

Answers

Answered by ryanshayen

0

Answer:

b

Explanation:

Yb3+ is colourless.It has 1 unpaired electron

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