Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
MHT CET202210 Aug 2022Evening ShiftChemistryd and f Block ElementsActual

Which among the following properties of lanthanoids is NOT true?

Options

  1. AHave greater coordination number than six
  2. BAll are non-radioactive elements
  3. CGood conductors of heat and electricity
  4. DStrongly paramagnetic

Correct answer

B. All are non-radioactive elements

Step-by-step solution

Pm and Lu are radioactive in nature.

Practice d and f Block Elements on Quantrex Academy →

More from d and f Block Elements

Pick out the correct option Assertion(A): Mercury is not considered as a transition element Reason (R): Mercury is a liquid 2026Which of the following does not correctly represent the order of the property indicated against it? 2026The element with the highest third ionisation enthalpy is: 2026The product and its colour when MnO₂ is fused with KOH in presence of O₂ : 2026The ion that has a spin only magnetic moment of 5.9 BM is: 2026Which one of the following species will impart colour to an aqueous solution? 2026The basic character of transition metal monoxides follows the order: 2026K ₂ Cr ₂ O ₇ on heating with aqueous NaOH gives ------------------------- 2026 Full d and f Block Elements list All MHT CET PYQs