Chemistryhard · Past Paper
The first element of the rare earth series is:
ALanthanum
BCerium
CActinium
DThorium
✓ Correct Answer: B — Cerium
Cerium (At. No. 58) is the first element of the Lanthanide series.
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✓ Correct Answer: B — Cerium
Cerium (At. No. 58) is the first element of the Lanthanide series.
Share this question