What happens when :
(i) Ferric chloride is added to potassium ferrocyanide.
(ii) Iron reacts with cold dilute nitric acid.
(iii) Potassium ferricyanide is added to ferrous sulphate.
(iv) Excess of potassium iodide is added to mercuric chloride.
(v) Silver chloride is treated with aq. sodium cyanide and the product thus formed is allowed to react with zinc in alkaline medium.

What happens when barium chloride solution is added to potassium sulphate solution?

Write the balancexd chemical equation for the following i. Silver chloride is reacted with sodium cyanide and the product thus formed is allowed to react with zine in an alkline medium . ii Cobalt (II) solution reacts with KNO_(2) in acetic acid medium

Write the equations . (i) Acidified solution of K_(2)Cr_(2)O_(7) turns green when sodium sulphite is added to it. (ii) Potassium ferricyanide is added to ferrous sulphate . (iii) Silver chloride is treated with aqueous sodium cyanide . (iv) Zinc is exposed to moist air .

What happens when: a. Chromium hydroxide is treated with hydrogen peroxide in the presence of sodium hydroxide. b. Hydrogen peroxide is added to ferrous ammonium sulphate solution. c. hydrogen peroxide is added to acidified potassium permanganate. d. An alkaline solution of potassium ferricyanide is reacted with H_(2)O_(2) .

Give balanced equation for the reaction : (i) Phosphorous reacts with conc. Sulphuric acid. (ii) Ozone is treated with potassium iodide solution. Give balanced equation. (iii) Sulphuric acid is treated with hydrogen sulphide. (iv) Ozone reacts with lead sulphide. (v) Chlorine is passed through hot concentrated NaOH solution.

What happens when : (write only chemical reactions) (a) Hydrogen Sulphide is treated with Sulphur dioxide. (b) carbondioxide is passed through a concertrated aqueous solution of sodium chloride saturated with ammonia. ( c) red lead is treated with nitric acid. (d) dilute nitric acid is slowly reacted with tin.

What happens when i. Hydrogen sulhide is bubbled through an aqueous solution of sulphur dioxide . ii . Aqueous ammonia in added dropwise to a solution of copper sulphate till it is in excess iii Tin in treated with concentrated nitric acid d iv CrCI_(3) solution is treated with sodium hydroxide and then with hydrogen peroxide v. Pb_(3)O_(4) is treated with nitric acid

Mention the products formed in the following (i) Zinc oxide is treated with excess of sodium hydroxide solution (ii). Iodine is added to a solution of stannous chloride.

What happens when ? (Give balanced equations) (i)Sodium iodate is treated with sodium bisulphite solution. (ii)Chlorine is passed through hot and concentrated NaOH solution. (iii)Chlorine is passed into dilute and cold potassium hydroxide solution. (iv)Chlorine gas is bubbled through a solution of ferrous bromide. (v)Iodine reacts with concentrated HNO_(3) . (vi)Chlorine is passed over slaked lime. (vii)Potassium iodide is heated with MnO_(2) and concentrated H_(2)SO_(4) . (viii)Chlorine reacts with Na_(2)SO_(3) solution. (ix)Iodine is added to acidified stannous chloride solution.

What happen when: (a) Green Vitriol is strongly heated. , (b) FeSO_(4) reacts with potassium ferricyanide. (c ) Fe_(2)O_(3) is fused with soda ash. , (d) Salts of iron (III) reacts with NH_(4)SCN. (e ) Zinc oxide and cobalt oxide is fused. ,(f) Malachite is made to react with dilute H_(2)SO_(4) (g) copper sulphate is exposed to air for longer period (h)Lunar caustic is made to react with sodium hydroxide and then product is dried. (i) Potassium dichromate reacts with cold and concentrated H_(2)SO_(4)