Give a balanced chemical reaaction for the following : a. Tin is heated with conc HNO_3 b. Pb_3 is treated with nitric acid . c. Iodine is added to a solution fo stannous chloride . d. Dil NHO_2 is slowly reacted with metallic tin. e. Passing SiCl_4 vapour over mlten aluminium . f. Stannous chloride si added to emrcuric chloride . g. Red lead is treacte will conc H_2 SO_4 h. Red lead is treted with conc HCl .
Write and balance the following reactions : Red lead + Conc. hydrochloric acid
Write correctly a balanced equation for the following word equation: Red lead to lead monoxide + oxygen
Give formula for the following : a, Water glass b. Phosgene c. Litharge c. Red lead e. Butter of tin f . Drykold g. Chrome hyellow h. Carborundum i. Sugar of lead j. White lead .
Give formula for the following : a, Water glass b. Phosgene c. Litharge c. Red lead e. Butter of tin f . Drykold g. Chrome hyellow h. Carborundum i. Sugar of lead j. White lead .
Red lead used as primer for iron to prevent it from rusting is (1) P b 3 O 4 (2) PbO (3) P b O 2 (4) P b 2 O
Give Reaction : 1 ) Concentrated Nitric acid oxidises red lead into lead dioxide. 2) orthoboric acid from mineral colemanite .
