1. Tardigrade
  2. Question
  3. Chemistry
  4. How many of the following statements is (are) not correct for alkali metals? (I) They always exist in +1 oxidation state in their compounds. (II) Their ions are coloured and paramagnetic in nature. (III) The alkali metal cations have a strong tendency to get hydrated (IV) Each alkali metal atom is the smallest atom in its period

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Q. How many of the following statements is (are) not correct for alkali metals?
(I) They always exist in $+1$ oxidation state in their compounds.
(II) Their ions are coloured and paramagnetic in nature.
(III) The alkali metal cations have a strong tendency to get hydrated
(IV) Each alkali metal atom is the smallest atom in its period

The s-Block Elements

Solution:

(II, IV)