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प्रश्न
Distinguish by heating the following in dry test tubs.
Ammonium Chloride and iodine.
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उत्तर
| Ammonium Chloride | Iodine | |
| Residue left | No residue | No residue |
| Colour of residue | The colour of the residue is white sublimate. | The colour of the residue is Violet sublimate. |
| Gas produced | Hydrogen chloride and ammonia gas are produced.(HCl + NH3) | Iodine vapours are produced. |
APPEARS IN
संबंधित प्रश्न
State whether the following statement is true or false. In case a statement is false, write the corrected statement.
Condensation of steam is not a chemical change.
MULTIPLE CHOICE QUESTIONS
Tick the most appropriate answer
Which of the following is a reducing agent?
- oxygen
- chlorine
- hydrogen
- none of these
FILL IN THE BLANK
........... electrolytes dissociate completely in aqueous state and allow large amount of electricity to flow through it.
TRUE \ FALSE
Ammonia is a good oxidizing agent.
Explain the type of reactions on the basis of the direction of reaction.
Balancing a chemical equation is based on
Explain by writing a word equation.
Hard water gets softened on mixing with a solution of washing soda.
Give an example of the following chemical change.
Two solids combine to form a liquid
Write your observation and a balanced equation in the case of the following substances being heated.
Ammonium dichromate.
When carbon dioxide is passed through lime water ______.
