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प्रश्न
State the type of reactions for the following represent and balance the ones that are not balanced.
NH4Cl → NH3 + HCl
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उत्तर
NH4Cl → NH3 + HCl
Decomposition reaction
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संबंधित प्रश्न
State the type of reactions for the following represent and balance the ones that are not balanced.
2HgO → 2Hg + O2
What is a double displacement reaction?
Select the correct salt from list II which on thermal decomposition exhibits the change in colour from list I.
| List I | List II |
| 1. Light green to black | A: Copper carbonate |
| 2. White to yellow [heated state] | B: Hydrated Copper sulphate |
| 3. Blue to black | C: Copper nitrate |
| 4. Orange to green | D: Ammonium dichromate |
| 5. Blue to white | E: Zinc nitrate |
Define the following type of chemical change or reaction with a suitable example.
Double decomposition reaction
Give a balanced equation for a direct combination reaction involving:
Two elements – one of which is a neutral gas and the other a monovalent metal
Give a balanced equation for the following reaction of synthesis involving the formation of:
An acid – from sulphur dioxide gas
Give a balanced equation for the following reaction of synthesis involving the formation of:
An alkali – from a basic oxide – sodium oxide
Convert nitrogen to ammonia by a direct combination reaction.
Define a thermal dissociation reaction with a suitable example.
Complete the statement by filling in the blank with the correct word:
Formation of hydrogen chloride from hydrogen and chlorine is an example of __________.
