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Which compound forms a colourless soluti...

Which compound forms a colourless solution when dissolved in `H_(2)O`?

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Which is colourless in H_2O ?

A colourless inorganic compound (A) imparts a green colour to flame. Its solution does not give white precipitate with H_(2)S . Its solution gives white precipitate with conc. H_(2)SO_(4) which is insoluble in dil. H_(2)SO_(4) . When it is heated with K_(2)Cr_(2)O_(7) and conc. H_(2)SO_(4) , a red gas is evolved. The gas when passed through aqueous NaOH solution turns it Yellow. Identify the compound (A) and give chemical reactions.

A colourless inorganic compound (A) imparts a green colour to flame. Its solution does not give white precipitate with H_(2)S . Its solution gives white precipitate with conc. H_(2)SO_(4) which is insoluble in dil. H_(2)SO_(4) . When it is heated with K_(2)Cr_(2)O_(7) and conc. H_(2)SO_(4) , a red gas is evolved. The gas when passed through aqueous NaOH solution turns it Yellow. Identify the compound (A) and give chemical reactions.

Which is colourless in water (H_2O) ?

A colourless inorganic compound (A) imparts a green colour to the flame. Its solution gives a white ppt. (B) with H_(2)SO_(4) . When heated with K_(2)Cr_(2)O_(7) and conc. H_(2)SO_(4) , a brown red vapour/gas (C) is formed. The gas/ vapour when passed through aqueous NaOH solution, it turns into a yellow solution (D) which forms yellow precipitate (E) with CH_(3)COOH and (CH_(3)COO)_(2)Pb . with reference to above information, answe the following questions. Q. The colourless inorganic compound (A) is:

A colourless inorganic compound (A) imparts a green colour to the flame. Its solution gives a white ppt. (B) with H_(2)SO_(4) . When heated with K_(2)Cr_(2)O_(7) and conc. H_(2)SO_(4) , a brown red vapour/gas (C) is formed. The gas/ vapour when passed through aqueous NaOH solution, it turns into a yellow solution (D) which forms yellow precipitate (E) with CH_(3)COOH and (CH_(3)COO)_(2)Pb . with reference to above information, answe the following questions. Q. The colourless inorganic compound (A) is: