Home
Class 10
CHEMISTRY
A student took a small piece of solid qu...

A student took a small piece of solid quick lime in a china dish and poured over it a
small amount of water. List two changes he is likely to observe in the china dish
immediately after pouring water.

Text Solution

Verified by Experts

When a small amount of water is poured on a piece of quick lime-
it reacts vigorously with water and a hissing sound is produced and slaked lime is formed .
the reaction mixture become hot as it is an exothermic reaction.
Promotional Banner

Topper's Solved these Questions

  • X BOARDS

    X BOARDS|Exercise SET-I SECTION-B|2 Videos

  • X BOARDS

    X BOARDS|Exercise SET-I SECTION-C|4 Videos

  • X BOARDS

    X BOARDS|Exercise SET III (SECTION -C)|1 Videos

  • QUESTION PAPER 2023

    X BOARDS|Exercise Question|24 Videos

Similar Questions

Explore conceptually related problems

A student takes a mixture of sand and ammonium chloride in a china dish and heats it under a funnel fitted with a plug over a flame. He would observe that :

(a) A student dropped a few pieces of marble in dilute hydrochloric acid contained in a test tube. The evolved gas was passed through lime water. What changes would be observed in lime water ? Write balanced chemical equations for both the changes observed. (b) State the chemical property in each case on which the following uses of baking soda are based: (i) as an antacid (ii) as a constituent of baking powder.

X BOARDS-X BOARDS-SECTION B
  1. (a) How is pH paper used to find the pH of a solutions? (b) The pH v...

    Text Solution

    |

  2. Name two salts each of calcium and magnesium which make the water har...

    Text Solution

    |

  3. Match the important chemical given in column (A) with the chemical for...

    Text Solution

    |

  4. What do you observe when dil. HCl is added on Zn pieces taken in a tes...

    Text Solution

    |

  5. A student perfomed the experiment of heating ferrous sulphate crystals...

    Text Solution

    |

  6. What happens when acetic acid is added in a soluiotn of Na(2)CO(3) in...

    Text Solution

    |

  7. An iron nail is dipped in the solution of copper sulphate for about 30...

    Text Solution

    |

  8. List two observations which you make when you add a pinch of soodium ...

    Text Solution

    |

  9. A student took a small piece of solid quick lime in a china dish and p...

    Text Solution

    |

  10. When you add sodium hydrogen carbonate to acetic acid in a test tube, ...

    Text Solution

    |

  11. While studying the double displacement reaction, the solutions of bari...

    Text Solution

    |

  12. What do you observe when you add a few drops of acetic acid to a test ...

    Text Solution

    |

  13. (i) While studying the combination reaction on adding water to quick l...

    Text Solution

    |

  14. A student adds a spoon full of powered sodium hydrogen carbonate to a ...

    Text Solution

    |

  15. What type of material is formed when aqueous solutions of sodium sulph...

    Text Solution

    |

  16. A gas is liberated immeiately with a brisk effervescence, when you add...

    Text Solution

    |

  17. (a) How is pH paper used to find the pH of a solution? (b) The pH va...

    Text Solution

    |

  18. Mention the essential material (chemicals) to prepare soap in the labo...

    Text Solution

    |

  19. In the laboratory of a school , the sample of hard water is not availa...

    Text Solution

    |

  20. In a school laboratory the students are studing the properties of eth...

    Text Solution

    |