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A pale green crystalline metal salt of M...

A pale green crystalline metal salt of M dissolves freely in water. It gives a brown precipitate on addition of aqueous NaOH. The metal salt solution also gtives a black precipitate on bubbling `H_2 S` in aqueous medium. An aqueous solution of the metal salt decolourizes the pink colour of the premanganate solution. The metal in the metal salt solution is

A

copper

B

aluminium

C

lead

D

iron

Text Solution

Verified by Experts

The correct Answer is:
D
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MOTION-Salt Analysis-Exercise - 1
  1. A white crystalline substance dissolves in water. On passing H2 S in t...

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  2. An aqueous solution of colourless metal sulphate M gives a white preci...

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  3. A pale green crystalline metal salt of M dissolves freely in water. It...

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  4. On the addition of a solution containing CO(4)^(2–) ions to the soluti...

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  5. Turnbull's blue is a compound.

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  6. A mixture of chlorides of copper, cadmium, chromium, iron and aluminiu...

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  7. A metal is burnt in air and the ash on moistening smells of ammonia. T...

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  8. A white ppt obtained in a analysis of a mixture becomes black on treat...

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  9. A salt on treatment with dil. HCl gives a pungent smelling gas and a y...

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  10. A chloride dissolves appreciably in cold water. When placed on platinu...

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  11. When bismuth chloride is poured into a large volume of water the white...

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  12. Ferric ion forms a prussian blue coloured ppt. due to

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  13. Fe(OH)(3) can be separated from Al(OH)(3) by addition of

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  14. Colour of nickel chloride solution is

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  15. The ion that cannot be precipitated by both HCl and H2 S is

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  16. In fifth group, (NH(4))(2)CO(3) is added to precipitate out the carbon...

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  17. Which one among the following pairs of ions cannot be separated by H(2...

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  18. Which is soluble in NH(4)OH ?

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  19. Which of the following combines with Fe(II) ions to form a brown compl...

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  20. Prussian blue is formed when

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