Home
Class 14
GENERAL KNOWLEDGE
Which of the following is used for remov...

Which of the following is used for removing permanent hardness of water?

A

Lime

B

Washing soda

C

Bleaching powder

D

Baking soda

Text Solution

Verified by Experts

The correct Answer is:
B
Permanent Hardness of Water can be removed by the washing soda(Sodium Carbonate). Insoluble carbonates are formed when washing soda reacts with sulfide and chloride salts of magnesium and calcium and thus hard water is converted to soft water
Promotional Banner

Topper's Solved these Questions

  • CHEMISTRY

    PINNACLE|Exercise COMMON NAME |15 Videos

  • BIOLOGY

    PINNACLE|Exercise MISCELLANEOUS|44 Videos

  • CURRENT AFFAIRS

    PINNACLE|Exercise SCHEMES & PROJECTS|40 Videos

Similar Questions

Explore conceptually related problems

Which of the following is responsible for the permanent hardness of water?

Which of the following substances cause permanent hardness of water

The reagent which is not used for removing the permanent hardness of water is :

Write the chemical name and chemical formula of the salt used to remove permanent hardness of water.

PINNACLE-CHEMISTRY-MISCELLANEOUS
  1. Rusting of iron is an example of

    Text Solution

    |

  2. After going through the processes of scouring and bleaching, 99% of co...

    Text Solution

    |

  3. is one of the liquids commonly used in liquid-in-glass thermometers.

    Text Solution

    |

  4. Which of the following fuels has calorific value equal to petrol?

    Text Solution

    |

  5. Sapphire and ruby are varieties of natural:

    Text Solution

    |

  6. Which among the following combinations is present in higher amount in ...

    Text Solution

    |

  7. Heavy water is used as moderator in a nuclear reactor. The function of...

    Text Solution

    |

  8. Which acid makes the atmosphere of venus have thick white and yellowis...

    Text Solution

    |

  9. Which of the following can be used as a catalyst in Hydrogenation reac...

    Text Solution

    |

  10. Which of the following is used to remove the green colour from glass?

    Text Solution

    |

  11. Which of the following is used for removing permanent hardness of wate...

    Text Solution

    |

  12. Name the densest stable element known on earth.

    Text Solution

    |

  13. In which process is a protective zinc coating applied on iron to preve...

    Text Solution

    |

  14. NPK is a :

    Text Solution

    |

  15. is the inflammatory compound in pepper spray.

    Text Solution

    |

  16. Iron nails become after being dipped in copper sulphate solution.

    Text Solution

    |

  17. What is the number of hydrogen atoms in a molecule of calcium bicarbon...

    Text Solution

    |

  18. What is the meaning of the Greek origin word, 'Elektron'?

    Text Solution

    |

  19. In a galvanic cell, the half-cell in which oxidation takes place is ca...

    Text Solution

    |

  20. solids are formed by the three-dimensional arrangements of cations and...

    Text Solution

    |