" Permutit is "

Zeolite or permutit has the formula

Zeolite or permutit has the formula

Match the following :- {:("(1) Permutit process","(i) "(CO)+(H_(2))+(CO_(2))+(CH_(4))),("(2) Calgon process","(ii) "CaH_(2)),("(3) Hydrolith","(iii) "Na_(2)Al_(2)Si_(2)O_(8).xH_(2)O),("(4) Coal gas","(iv) "Na_(2)[Na_(4)(PO_(3))_(6)]):}

Exhausted permutit does not contain_ _ _ _ _ ion.

Which is incorrect about permutit or zeolite:

The exhausted permutit can be regenerated by percolating a

Which is incorrect about permutit or zeolite: