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A suspension containing insoluble substa...

A suspension containing insoluble substances `ZnS, MnS, HgS, Ag_(2)S` and `FeS`, is treated with `2N HCl`.On filtering, the filtrate contains appreciable amounts of which one of the following ?

A

Zinc and mercury

B

Silver and iron

C

Manganese and mercury

D

Zinc, manganese and iron

Text Solution

Verified by Experts

The correct Answer is:
D
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Out of Cu_(2)S,HgS,Ag_(2)S and ZnS roasting will convert the mineral in to metal case of

Out of Cu_(2)S,HgS,Ag_(2)S and ZnS roasting will convert the mineral in to metal case of

Knowledge Check

  • Out of Cu_(2)S, HgS, Ag_(2)S and ZnS roasting will convert the minerals into metal in case of

    A
    `Cu_(2)S, ZnS`
    B
    `HgS, ZnS`
    C
    `Cu_(2)S, Ag_(2)S`
    D
    `HgS, Ag_(2)S`

  • Out of Cu_(2)S, HgS, Ag_(2)S and ZnS roasting will convert the minerals into metal in case of

    A
    `Cu_(2)S, ZnS`
    B
    `HgS, ZnS`
    C
    `ZnS, Ag_(2)S`
    D
    `HgS, Ag_(2)S`

  • Out of Cu_(2)S, HgS, Ag_(2)S, PbS and ZnS , roasting will convert, the minerals into metal in case of:

    A
    `Cu_(2)S, PbS`
    B
    `HgS,ZnS`
    C
    `Cu_(2)S,AgS`
    D
    `HgS,Cu_(2)S`

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