Advertisements
Advertisements
प्रश्न
Name the anion [negative ion] present in the following compound:
Compound D when warmed with dilute H2SO4 gives a gas which turns acidified potassium dichromate solution green.
Advertisements
उत्तर १
Sulphuric acid, when treated with sulphites gives sulphate salts, water and sulphur dioxide gas. Sulphur dioxide turns potassium dichromate solution green. Thus, the negative ion is Sulphite ion.
उत्तर २
Compound D is Na2SO3 and anion is \[\ce{[SO^{2-}3]}\].
APPEARS IN
संबंधित प्रश्न
State the conditions required for the given reaction to take place:
Any two conditions for the conversion of sulphur dioxide to sulphur trioxide
Name the products formed when hot and concentrated sulphuric acid reacts with NaOH.
Name the following:
Products obtained by treating ferrous sulphide with dilute sulphuric acid.
Name the following :
The precipitate obtained by treating aqueous lead nitrate with dilute sulphuric acid.
Name the gas evolved in following case:
The gas produced by the action of concentrated sulphuric acid on sodium chloride.
State your observation for the following case:
Paper soaked in potassium permanganate solution is introduced into a gas jar of sulphur dioxide.
Concentrated sulphuric acid is both an oxidizing agent and a non-volatile acid. Write one equation each to illustrate the properties of sulphuric acid mentioned above.
Name the acid formed when sulphur dioxide dissolves in water.
Name the gas released when sodium carbonate is added to a solution of sulphur dioxide.
Complete the table given below:
| Name of the process | Reactants | Acid product formed |
| (a) ______ | Nitrogen dioxide + water + oxygen | (b) ______ |
| (c) ______ | Oleum + water | Sulphuric acid |
