When zeolite which is hydrated sodium aluminium silicate is treated with hard water, the sodium ions are exchanged with which of the following ion (S)?

Options

A. `H^(+)` ions
B. `Mg^(2+)` ions
C. `Ca^(2+)` ions
D. `SO_(4)^(2-)` ions

Answer

B, C

Explanation

(b) and (c ) are both correct