An aqueous solution of colourless metal ...

An aqueous solution of colourless metal sulphate M gives a white precipitate with `NH_4 OH`. This was soluble in excess of `NH_4 OH`. On passing `H_2 S` through this solution a white ppt. is formed. The metal M in the salt is

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An aqueous solution of colourless metal sulphate M , gives a white precipitate with NH_(4)OH .This was soluble in excess of NH_(4)OH . On passing H_(2)S through this solution a white precipitate is formed.The metal M in the salt is:

An inorganic compound (X) shows the following reactions : (a) It is white solid, exists as dimer and fumes in moist air. (b) It sublimes at 180^@ C and forms monomer on heating to 400^@ C . ( c) Its aqueous solution turns blue litmus red and gives a white precipitate with AgNO_(3) solution which is soluble in excess of NH_(4) OH . (d) Addition of NaOH to the solution of (A) gives a white gelatinous precipitate which is, however, soluble on excess of NaOH . Identify the compound (A) .

An aqueous solution of a substance, on treatment with dilute HCl, gives a white precipitate soluble in hot water. When H_(2)S is passed through the hot acidic solution, a black precipitate is formed. The substance is:

Which will not give precipitate with NH_(4)OH Solution ?

A nitrate when mixed with common salt gives a white precipitate which is soluble in dilute NH_(4)OH . It is the nitrate of

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