Question

Complete the following equations
(i) `PbS(s) +H_(2)O_(2) (aq) to `
(ii)`CO(g) + 2H_(2) (g) underset("catalyst")overset("cobalts")to`

Answer 1

`PbS(s)+4H_(2)O_(2)(aq)tounderset("White ppt.")(PbSO_(4)(s))+4H_(2)O(aq)`
`CO(g)+2H_(2)(g)overset("Cobalt ")underset("Catalyst ")(to)CH_(3)OH(l)`