A] Sulphur B] Silver chloride C] Hydrogen chloride D] Copper [II] Sulphate E] Graphite. State which from A to E fits the description - 'A pink metal is deposited at the cathode during the electrolysis of the soln, of this salt '

Match each substance A to E listed below with the appropriate description given below : A ] Sulphur B] Silver chloride C Hydrogen chloride D Copper [II] Sulphate E] Graphite . A non - metal which reacts with concentrated nitric acid to form its own acid as one of the product

Match each substance A to E listed below with the appropriate description given below : (A) sulphur (B) Silver chloride C Hydrogen chloride D Copper [II] Sulphate E] Graphite. (i) A covalent compound which behaves like an ionic compound in aqueous solution . (ii) A compound which is insoluble in cold water but soluble in excess of ammonia solution.

Choose the correct word which refers to the process of electrolysis from A to E, to match the description (i) to (iv): A: Oxidation B: Cathode C : Anode D: An electrolyte E: Reduction Loss of electron takes place at anode.

Choose the correct word which refers to the process of electrolysis from A to E, to match the description (i) to (iv): A: Oxidation B: Cathode C : Anode D: An electrolyte E: Reduction Conducts electricity in aqueous or in molten state.

Choose the correct word which refers to the process of electrolysis from A to E, to match the description (i) to (iv): A: Oxidation B: Cathode C : Anode D: An electrolyte E: Reduction A reducing electrode

The question refer to the following salt solutions listed A to F (A] Copper nitrate [B] Iron sulphate [C] Iron (III) chloride [D] Lead nitrate [E] Magnesium sulphate [F] Zinc chloride Which two solutions will give a white precipitate when treated with dilute nitric acid followed by silver nitrate solution ?

Choose the correct word which refers to the process of electrolysis from A to E, to match the description (i) to (iv): A: Oxidation B: Cathode C : Anode D: An electrolyte E: Reduction Electrode connected to the positive end or terminal or the battery.

Choosing the substances from the list given: dil Sulphuric acid, Copper, Iron, Sodium, Copper [II} carbonate, Sodium carbonate, Sodium chloride, Zinc nitrate- Write balanced equations for the reactions which would be used in the laboratory to obtain the following salts. [i] Sodium sulphate [ii] Zinc carbonate [iii] Copper [II] sulphate [iv] Iron (II) sulphate

Select from the given below (A to F), the one substance in each case which matches the descriptions given in parts (i) to (vi). Copy and complete the given grid with your answers as shown for part (i). (A) Ammonia (B) Copper oxide (C) Copper sulphate (D) Hydrogen chloride (E) Hydrogen sulphide (F) Lead bromide (i) Although this compound is not a metal hydroxide, its aqueous solution is alkaline in nature. (ii) A solution of this compound is used as the electrolyte when copper is purified. (iii) When this compound is electrolysed in the molten state, lead is obtained at the cathode. (iv) This compound can be oxidized to chlorine. (v) This compound smells of rotten eggs. (vi) This compound can be reduced to copper when heated with coke.

State the i] electrolyte ii] cathode used iii] anode used iv] electrode reaction at cathode v] electrode reaction at anode iv] product at cathode and anode - during a] electroplating an article with nickel b] electroplating a spoon with silver c] purification of impure copper.