Home
Class 11
CHEMISTRY
In the Nalgonda method, chemicals used f...

In the Nalgonda method, chemicals used for defluoridation of water in correct order are

A

`CaO + CaOCl_(2)`

B

`CaOCl_(2)`+ CaO + Alum

C

`CaO + CaOCl_(2)+`Alum

D

Any of the above

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL CHEMISTRY

    AAKASH SERIES|Exercise LEVEL - I (EXERCISE -I) (Definition of terms , Introduction , Environmental segments - Air pollution , Water pollution)(ASSERTION & REASON TYPE QUESTIONS)|4 Videos

  • ENVIRONMENTAL CHEMISTRY

    AAKASH SERIES|Exercise LEVEL - I (EXERCISE-II) (Terms & segments , Air pollution , Water pollution , Soil Pollution Control of environmental pollution , Green Chemistry)|48 Videos

  • ENVIRONMENTAL CHEMISTRY

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET)|30 Videos

  • ELEMENTS OF CARBON FAMILY

    AAKASH SERIES|Exercise OBJECTIVE EXERCISE - 3 (Recent AIPMT/NEET Questions) |10 Videos

  • GENERAL ORGANIC CHEMISTRY

    AAKASH SERIES|Exercise QUESTIONS FOR DESCRIPTIVE ANSWERS|35 Videos

Similar Questions

Explore conceptually related problems

The correct order is :

Name two chemicals used to disinfect the water.

The chemical used to disinfect the water is

Electrolysis method is used for the extraction of

Polyethylene glycol method is used for

Steam distillation method is useful for the purification of

This method helps in the percolation of water into the soil

Insecticides are chemicals used to kill

Discuss the Nalgonda method of fluoride removal.

AAKASH SERIES-ENVIRONMENTAL CHEMISTRY-LEVEL - I (EXERCISE -I) (Definition of terms , Introduction , Environmental segments - Air pollution , Water pollution)
  1. Water become useless for drinking purpose if the fluoride concentratio...

    Text Solution

    |

  2. In ion exchange method of defluoridation of water, which one of the fo...

    Text Solution

    |

  3. Disease caused by excess of flourides in water is

    Text Solution

    |

  4. By using activated carbon method, F^(-) ion concentration in water can...

    Text Solution

    |

  5. In the Nalgonda method, chemicals used for defluoridation of water in ...

    Text Solution

    |

  6. Which of the following is used as "Bioremedies"

    Text Solution

    |

  7. Addition of phosphate fertilizers into water leads to

    Text Solution

    |

  8. Domestic waste mostly constitues

    Text Solution

    |

  9. DDT is

    Text Solution

    |

  10. The suspected carcinogeic water pollutant is

    Text Solution

    |

  11. Phosphate pollution is caused by

    Text Solution

    |

  12. Sewage water is purified by

    Text Solution

    |

  13. Water is often treated with chlorine to

    Text Solution

    |

  14. (A): Instead of using conventional fuels and energy systems, non-conve...

    Text Solution

    |

  15. (A): Research must be carried in such a manner that there will not be ...

    Text Solution

    |

  16. Faecal matter polluting drinking water causes

    Text Solution

    |

  17. Correct statements of the following are Fluorides can be detected b...

    Text Solution

    |

  18. Which of the following is not an air pollutant?

    Text Solution

    |

  19. {:("List-1","List-2"),((A)"Cu Zn from chromium plating industry ",(I)"...

    Text Solution

    |

  20. Biodegradable materials are

    Text Solution

    |