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प्रश्न
Name the following:
Five oxidizing agents that liberated chlorine from concentrated hydrochloric acid.
उत्तर
Five oxidizing agents that liberated chlorine from concentrated hydrochloric acid are -
(a) MnO2
(b) PbO2
(c) KMnO4
(d) K2Cr2O7
(e) CaOCl2
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संबंधित प्रश्न
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Salt obtained by heating sodium chloride with concentrated sulphuric acid below 200 degree celcius.
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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.
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