A solid soluble in water on being heated gives brown gas and when dil. – InterviewSolution

1.	A solid soluble in water on being heated gives brown gas and when dil. HCI is added to its aqueous solution, a white ppt is obtained. The solid is
Answer» `Ca(NO_(3))_2` `ZN(NO_(3))` `PB(NO_(3))_2` `BA(NO_(3))_2` Answer :C

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