Chemistry · d- and f-Block Elements
Which of the following statements is NOT correct for the lanthanoids?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1All the lanthanoids are silvery white soft metals
- 2Many trivalent lanthanoid ions are coloured both in the solid state and in aqueous solutions
- 3The chemical reactivity of lanthanoids increases significantly on moving from La to Lu✓
- 4The hardness of lanthanoids increases with increasing atomic number
Correct answer
The chemical reactivity of lanthanoids increases significantly on moving from La to Lu
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