From the substances - Ammonium sulphate , Lead carbonate ,Chlorine ,Copper nitrate ,Iron [II] sulphate - A compound which on heating with NaOH produces a gas which forms dense white fumes with HCl.
From the substances - Ammonium sulphate , Lead carbonate ,Chlorine ,Copper nitrate ,Iron [II] sulphate - A compound which on heating with NaOH produces a gas which forms dense white fumes with HCl.