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प्रश्न
Select from the list given (a to e) one substances in each case which matches the description given in parts (i) to (v). (Note : Each substance is used only one in the answer)
(a) Nitroso Iron (II) Sulphate
(b) Iron (III) chloride
(c) Chromium sulphate
(d) Lead (II) chloride
(e) Sodium chloride
(i) A compound which is deliquescent
(ii) A compound which is insoluble in cold water, but soluble in hot water
(iii) The compound responsible for the brown ring during the brown ring test of nitrate iron
(iv) A compound whose aqueous solution is neutral in nature
(v) The compound which is responsible for the green colouration when sulphur dioxide is passed through acidified potassium dichromate solution
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उत्तर
(i) Iron (III) chloride
(ii) Lead (II) chloride
(iii) Nitroso iron (II) sulphate
(iv) Sodium chloride
(v) Chromium sulphate
संबंधित प्रश्न
The acid on mixing with silver nitrate solution produces a white precipitate which is soluble in excess ammonium hydroxide
Write a balanced equation for the action of dilute hydrochloric acid on sodium sulphide.
Name the gas that is produced in the given case:
An action of dilute hydrochloride acid on sodium sulphide.
Give a chemical test to distinguish between the given pairs of chemicals:
Sodium chloride solution and Sodium nitrate solution
Write an equation for the reaction of aqueous hydrochloric acid on lead nitrate solution.
Give three distinct test [apart from using an indicator] you would carry out with solution of HCl to illustrate the typical properties of an acid.
State which component is the oxidizing agent in aqua regia.
What is the function of HCI in preparation of aqua-regia?
A solution of hydrogen chloride in water is prepared. The following substances are added to separate portions of the solution:
| S. No. | Substances added | Gas evolved | Odour |
| 1. | Calcium carbonate | _________ | _________ |
| 2. | Magnesium ribbon | _________ | _________ |
| 3. | Manganese (IV) oxide with heating | _________ | _________ |
| 4. | Sodium sulphide | _________ | _________ |
Complete the table by writing the gas evolved in each case and its odour.
Write balanced equation for the following reaction:
Copper oxide and dilute hydrochloric acid.
