MCQ
Which lanthanide compound is used as a pigment?
- ✓$ \mathrm{CeO}_2 $
- B$ \mathrm{Ce}(\mathrm{OH})_3 $
- C$ \mathrm{Lu}(\mathrm{OH})_3 $
- D$ \mathrm{\sim Tb}(\mathrm{OH})_3 $
✓
Answer
Correct option: A.
$ \mathrm{CeO}_2 $
Ceria or cerium oxide$,\mathrm{CeO}_2,$ a lanthanide compound is used as a pigment and as a polishing agent for glass.
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