Home
Class 11
CHEMISTRY
A sodium salt of unknown anion when trea...

A sodium salt of unknown anion when treated with `MgCl_(2)` gives a white `ppt`. On boiling. The anion is

A

`HCO_(3)^(Θ)`

B

`CO_(3)^(2-)`

C

`SO_(4)^(2-)`

D

`NO_(3)^(Θ)`

Text Solution

Verified by Experts

The correct Answer is:
A
Bicarbonates on heating form insoluble carbonates.
`MgCl_(2)+2NaHCO_(3)rarr2NaCl+Mg(HCO_(3))_(2)`
`Mg(HCO_(3))_(2)overset(Delta)(rarr)Mg CO_(3)darr.+H_(2)O+CO_(2)`
Promotional Banner

Topper's Solved these Questions

  • S-BLOCK GROUP 2 - ALKALINE EARTH METALS

    CENGAGE CHEMISTRY|Exercise Exercises Assertion Reasoning|17 Videos

  • S-BLOCK GROUP 2 - ALKALINE EARTH METALS

    CENGAGE CHEMISTRY|Exercise Exercises Integer|6 Videos

  • S-BLOCK GROUP 2 - ALKALINE EARTH METALS

    CENGAGE CHEMISTRY|Exercise Exercises Multiple Correct|25 Videos

  • S-BLOCK GROUP 1 - ALKALI METALS

    CENGAGE CHEMISTRY|Exercise Archives Subjective|8 Videos

  • SOME BASIC CONCEPTS AND MOLE CONCEPT

    CENGAGE CHEMISTRY|Exercise Archives Subjective|11 Videos

Similar Questions

Explore conceptually related problems

A sodium salt of an unknown anion when treated with MgCl_(2) gives white precipitate only on boiling. The anion is

A sodium salt X of an unknown anion when treated with MgCI_(2) gives white precipitate Y only on boiling. It gives lime water test positve but doesn’t gives KMnO_(4) test. Compound X and Y can't be separately by using:

A sodium salt on treatment with MgCl_(2) gives white precipitate only on heating. The anion of the sodium salt is :

A sodium salt on treatment with MgCl_(2) gives white precipitate only on heating. The anion of the sodium salt is

CENGAGE CHEMISTRY-S-BLOCK GROUP 2 - ALKALINE EARTH METALS-Exercises Single Correct
  1. Which one is the active constituent of bleaching powder?

    Text Solution

    |

  2. Bleaching powder loses its power on keeping for a long time because

    Text Solution

    |

  3. A sodium salt of unknown anion when treated with MgCl(2) gives a white...

    Text Solution

    |

  4. Which of the following on thermal decomposition yields a basic as well...

    Text Solution

    |

  5. Limestone is a naturally occuring form of calcium carbonate. It is use...

    Text Solution

    |

  6. One mole of magnesium nitride on reaction with an excess of water give...

    Text Solution

    |

  7. Be and Al exhibit many properties which are similar. But the two eleme...

    Text Solution

    |

  8. Magnesium is an important component of which biomolecule occuring exte...

    Text Solution

    |

  9. Serveral blocks of magnesium are fixed to the bottom of a ship to

    Text Solution

    |

  10. The name and formula of the compound of magnesium, chlorine and oxygen...

    Text Solution

    |

  11. Salt used as a purgative is

    Text Solution

    |

  12. A compound (A) gives brick red flame and breaks down on heating giving...

    Text Solution

    |

  13. Which of the following pair of substance give same gaseous product on ...

    Text Solution

    |

  14. An alkaline earth metal gives a salt with chlorine which is sparingly ...

    Text Solution

    |

  15. The metal that is extracted from sea water is

    Text Solution

    |

  16. The element which shows radioactivity is

    Text Solution

    |

  17. Magnesium wire burns in the atomosphere of CO(2) because

    Text Solution

    |

  18. Silica reacts with magnesium to form magnesium compound (X).(X) reacts...

    Text Solution

    |

  19. On strong heating of CaO and C, the products formed are

    Text Solution

    |

  20. The nature of the oxide of radium is

    Text Solution

    |