Home
Class 10
CHEMISTRY
(a) Why are decomposition reactions call...

(a) Why are decomposition reactions called the opposite of combination reactions ? Explain with equations of these reactions.
(b) Express the following facts in the form of a balanced chemical equation:
"When a strip of copper metal is placed in a solution of silver nitrate, metallic silver is precipitated and a solution containing copper nitrate is formed"

Promotional Banner

Topper's Solved these Questions

  • CHEMICAL REACTIONS AND EQUATIONS

    DINESH PUBLICATION|Exercise Higher Order Thinking Skill Based Questions|7 Videos

  • CHEMICAL REACTIONS AND EQUATIONS

    DINESH PUBLICATION|Exercise Multiple Choice Questions|18 Videos

  • CHEMICAL REACTIONS AND EQUATIONS

    DINESH PUBLICATION|Exercise Short Answer Questions|67 Videos

  • CARBON AND ITS COMPOUNDS

    DINESH PUBLICATION|Exercise MCQs|29 Videos

  • METALS AND NON-METALS

    DINESH PUBLICATION|Exercise MCQ|64 Videos

Similar Questions

Explore conceptually related problems

Why are decomposition reactions called the opposite of combination reactions? Write equations for these reactions.

Explain the following reactions giving their balanced chemical equations : Lead is added to copper sulphate solution.

When a piece of copper is placed in an aqueous solution of silver nitrate , the colour of the solution becomes blue. This is due to ________.

Explain the following chemical reactions and write the balanced chemical equations. Copper to dilute nitric acid.

DINESH PUBLICATION-CHEMICAL REACTIONS AND EQUATIONS -Long Answer Questions
  1. (a) The given diagram displays a chemical reaction. Observe carefully ...

    Text Solution

    |

  2. In the electrolysis of water : (i) Name the gas collected at the cat...

    Text Solution

    |

  3. (a) Why is it necessary to balance a chemical equation ? (b) Write t...

    Text Solution

    |

  4. It has been found that marbles of Taj are getting corroded due to deve...

    Text Solution

    |

  5. (i) Solid calcium oxide was taken in a container and water was added s...

    Text Solution

    |

  6. Identify the type of chemical reaction in the following statements and...

    Text Solution

    |

  7. Write balanced chemical equations for the following statements : (i)...

    Text Solution

    |

  8. (a) List two observations that are noticed when an iron nail is put in...

    Text Solution

    |

  9. You are given the following meterials (i) Marble chips (ii) Dilute h...

    Text Solution

    |

  10. On adding a drop of barium chloride solution to an aqueous solution of...

    Text Solution

    |

  11. Balance the following chemical equations and identify the type of reac...

    Text Solution

    |

  12. (a) Explain why : respiration is an exothermic reaction (b) A colour...

    Text Solution

    |

  13. (a) Explain the term "rancidity". What damage is caused by rancidity ?...

    Text Solution

    |

  14. (a) Why are decomposition reactions called the opposite of combination...

    Text Solution

    |

  15. On heating blue coloured powder of copper (II) nitrate in a boiling tu...

    Text Solution

    |

  16. Give the characteristic tests for the following gases : (a) CO(2) (b)...

    Text Solution

    |

  17. What happens when piece of (a) zinc metal is added to copper sulphat...

    Text Solution

    |

  18. What happens when zinc granules are treated with dilute solutio of H(2...

    Text Solution

    |

  19. On adding a drop of barium chloride solution to an aqueous solution of...

    Text Solution

    |

  20. You are provided with two containers made up of copper and aluminium. ...

    Text Solution

    |