Which among the following properties of lanthanoids is NOT true?

Which among the following properties of lanthanoids is NOT true?
  1. Have greater coordination number than six
  2. All are non-radioactive elements
  3. Good conductors of heat and electricity
  4. Strongly paramagnetic

Solution

Pm and Lu are radioactive in nature.

Asked in: MHT CET 2022 (10 Aug Shift 2)

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