Home
Class 10
CHEMISTRY
A solution of a substance 'X' is used in...

A solution of a substance 'X' is used in whitewashing.
(i) Name the substance 'X' and write its formula.
(ii) Write the reaction of the substance 'X' named in (i) above with water

Text Solution

Verified by Experts

(i) X is calcium oxide/quick lime - `CaO`.
(ii) `CaO(s)+H_(2)O(l) to Ca(OH)_(2)(aq.)`.
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL REACTIONS AND EQUATIONS

    ZEN PUBLICATION|Exercise QUESTION SECTION (TEXTUAL EXERCISE )|34 Videos

  • CHEMICAL REACTIONS AND EQUATIONS

    ZEN PUBLICATION|Exercise ZEN ADDITIONAL QUESTIONS SECTION (MULTIPLE CHOICE QUESTIONS)|38 Videos

  • CARBON AND ITS COMPOUNDS

    ZEN PUBLICATION|Exercise ACTIVITY|2 Videos

  • METALS AND NON METALS

    ZEN PUBLICATION|Exercise ZEN ADDITIONAL QUESTIONS SECTION (LONG ANSWER [LA] TYPE 2 QUESTIONS)|14 Videos

Similar Questions

Explore conceptually related problems

A solution of a substance 'X' is used for whitewashing. (i) Name the substance 'X' and write its formula. (ii) Write the substance of the substance 'x' named in (i) above with water.

Write equations for the reactions. (i) Iron with steam (ii) Calcium and potassium with water

Name the first member of alkynes and write its molecular formula.

(i) Solution of a substance 'X' is used for testing carbon dioxide . Write the equation of the reaction of 'X' with carbon dioxide. (ii) How is 'X' obtained? Write chemical equation.

A brown substance 'X' on heating in air forms a substance 'Y'. When hydrogen gas is passed over heated 'Y', it again changes back into 'X'. Name the substances X and Y.

Write the structure of X in the above reaction.

(a) Crystals of a substance their colour on heating in a closed test tube but regained it after sometime when they were allowed to cool down. Name the substance and write its formula and explain the phenomenon involved. (b) name the acid and base that would be used to prepare the following salts: (i) Potassium sulphate (ii) Ammonium chloride.

ZEN PUBLICATION-CHEMICAL REACTIONS AND EQUATIONS-ZEN ADDITIONAL QUESTIONS SECTION (LONG - ANSWER [LA]TYPE QUESTIONS )
  1. A solution of a substance 'X' is used in whitewashing. (i) Name the ...

    Text Solution

    |

  2. Balance the following chemical equation P(4)+O(2)toP(2)O(5)

    Text Solution

    |

  3. Balance the following chemical equation Zn+HCl to ZnCl(2)+H(2)

    Text Solution

    |

  4. Balance the following chemical equation FeCl(2)+H(2)S to FeS+HCl

    Text Solution

    |

  5. Balance the following chemical equation MnO(2)+HCl to MnCl(2)+H(2)O+...

    Text Solution

    |

  6. Balance the following chemical equation : Fe+H(2)O to Fe(3)O(4)+H(2)

    Text Solution

    |

  7. How can a chemical equation be made more informative ?

    Text Solution

    |

  8. Write the balanced chemical equation for each of the following. Bari...

    Text Solution

    |

  9. Write the balanced chemical equation for each of the following. On h...

    Text Solution

    |

  10. Write the balanced chemical equation for each of the following. On h...

    Text Solution

    |

  11. Write the balanced chemical equation for each of the following. Iron...

    Text Solution

    |

  12. Write the balanced chemical equation for each of the following. Quic...

    Text Solution

    |

  13. In the following chemical reaction, ''zinc oxide reacts with carbon to...

    Text Solution

    |

  14. A metal 'X' forms a salt XSO(4). The salt forms a clear solution in wa...

    Text Solution

    |

  15. During the reaction of some metals with dilute hydrochloric acid, foll...

    Text Solution

    |

  16. Identify the reducing agent and oxidizing agent in the following react...

    Text Solution

    |

  17. Identify the reducing agent and oxidizing agent in the following react...

    Text Solution

    |

  18. Identify the reducing agent and oxidizing agent in the following react...

    Text Solution

    |

  19. Identify the reducing agent and oxidizing agent in the following react...

    Text Solution

    |

  20. Identify the reducing agent and oxidizing agent in the following react...

    Text Solution

    |

  21. What is double displacement reaction ? Explain with the help of an exa...

    Text Solution

    |