Complete the following chemical reactions.
`(i) PbS(s)+H_(2)O_(2)(aq) to `
`(ii) MnO_(4)^(-)(aq)+H_(2)O_(2)(aq) to `
`(iii) CaO(s)+H_(2)O(g) to `
`(iv) AlCl_(3)(g)+H_(2)O(l)to `
`(v) Ca_(3)N_(2)(s)+H_(2)O(l)to `
Classify the above into (a) hydrolysis, (b) redox and (c) hdydration reactions.

Explanation

To complete the given chemical reactions and classify them, we will follow these steps:

### Step-by-Step Solution:

**(i) Reaction: PbS(s) + H₂O₂(aq) → ?**

1. **Identify the products**: Lead sulfide (PbS) reacts with hydrogen peroxide (H₂O₂) to form lead sulfate (PbSO₄) and water (H₂O).
2. **Complete reaction**:
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