Question

2 An aqueous solution of metal nitrate P reacts with sodium bromide solution to form yellow ppt of compound Q which is used in photography. Q
on exposure to sunlight undergoes decomposition reaction to form metal present in P along with reddish brown gas. Identify P&Q. Write the
chemical reaction & type of chemical reaction.
3 Bhawana took a pale green substance A in a test tube, and heated it over the flame of a burner. A brown colored residue Bas formed along with​

Answer 1

ANSWER :

                  the color yellow

   

Answer 2

Answer:

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