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d-and f-Block Elements — Chemistry STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceChemistryd-and f-Block Elements1 Mark
MCQ
Which of the following forms colour salt?
  • ✓
    $ Cu^{+} $
  • B
    $ Zn^{2+} $
  • C
    $ Ag^{2+} $
  • D
    $ Fe^{3+} $
✓

Answer

Correct option: A.
$ Cu^{+} $
A

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