All the elements of group 2 react with water to form metal hydroxide and hydrogen, except the element

All the elements of group 2 react with water to form metal hydroxide and hydrogen, except the element
  1. Barium
  2. Calcium
  3. Magnesium
  4. Beryllium

Solution

Beryllium $(\mathrm{Be})$ is the only alkaline earth metal that does not react with water. This is due to its small size and high ionization energy in relation to the other elements in the group.

Asked in: MHT CET 2021 (23 Sep Shift 2)

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