Decomposition reactions can occur by (i) heat (ii) electricity and (iii) sunlight.
Give two balanced equations for each.

Give balanced equation for Balz-Schiemann's reaction.

Certain thermal decomposition reactions, result in formation of oxides. Give balanced equations for the thermal decomposition of the following, which result in formation of a metallic oxide. A. Limestone b. Lead carbonate c. Calcium nitrate d. Calcium hydroxide.

Give balanced equation for Hofmann's degradation reaction.

Give balanced chemical equation for carbylamine reaction.

Decomposition reactions require energy either in the form of the heat or light or electricity for breaking down the reactants. Write one equations each for decomposition reactions where energy is supplied in the form of heat, light and electricity .

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.

Give balance equations for -i. A direct combination reaction involving two elements, one of which is a non metal ii. A thermal decomposition reaction involving heat on limestone [calcium carbonate] iii. An electrolytic decombosition reaction involving a neutral liquid iv. A displacement reaction involving a metal above hydrogen in the activity series with copper [II] sulphate solution v. A double decomposition neutralization reaction involving an acid & a base vi. A white precipitate obtained during a double decomposition reaction involving a silver salt with a sodium salt.

Define 'decomposition reaction'. Write an equation in each case Decomposition by electricity

Give an equation for reaction of conc HNO_(3) with (i) carbon (ii) copper .