Home
Class 12
CHEMISTRY
The alkali metals & their salts impart c...

The alkali metals & their salts impart characteristic colour to an:

A

Oxidising flame

B

Reducing flame

C

Both a & b

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • CHEMISTRY AT A GLANCE

    ALLEN|Exercise ORGANIC CHEMISTRY|483 Videos

  • CHEMISTRY AT A GLANCE

    ALLEN|Exercise ORGANIC CHEMISTRY|483 Videos

  • Chemical Equilibrium

    ALLEN|Exercise All Questions|24 Videos

  • ELECTROCHEMISTRY

    ALLEN|Exercise EXERCISE -05 [B]|38 Videos

Similar Questions

Explore conceptually related problems

Give reasons for the following: a. Alkli metals do not occur free in nature. b. Alkali metal salts impart characteristic colour to the flame. c. Caesium is used in photoelectric cell. d. Alkali metals are good reducing agents in aqueous medium.

which of the following statement is not correct? (A) All alkali-metals salts impart a characteristic colour to the Bunsen flame. (B) The correct order of increasing thermal stability of the carbonates of alkali metals is Li_(2)CO_(3) (C) Among the alkali metal's cesium is the most reactive. (D) The reducing character of the alkali metal hydrides follow the order: "LiH>NaH>KH>RbH>CsH" ."]

Why does alkali metals impart characteristic colour to the flame?

Assign reasons for the following (i) alkali metals impart characteristic colour to flame (ii) Alkali metals are strong reducing agents. (iii) An aqueous solution of Na_(2)CO_(3) is basic in nature.

How many of the following metal chlorides impart characteristic colour to the lower oxidising flame? LiCl, NaCl, KCl, BeCl_(2), MgCl_(2), CaCl_(2), SrCl_(2), BaCl_(2)

Why do alkali metals form unipositive ions and impart characteristic colours to flame?

How many of the following salts impart characteristic colours to the Bunsen flame ? NaCl, KCl, CuCl_(2), BaCl_(2), CaCl_(2), SrCl_(2), ZnCl_(2), MgCl_(2), AlCl_(3)

ALLEN-CHEMISTRY AT A GLANCE-INORGANIC CHEMISTRY
  1. Which of following molecule is having shortest bond length

    Text Solution

    |

  2. Which of the following isn't considered as an alkaline earth metal ?

    Text Solution

    |

  3. The alkali metals & their salts impart characteristic colour to an:

    Text Solution

    |

  4. The pair of most abundant alkali metals is ?

    Text Solution

    |

  5. When alkali metals react with liquid ammonia the solution obtained is

    Text Solution

    |

  6. The products obtained on hydrolysis of superoxide

    Text Solution

    |

  7. Milk of magnesia is :-

    Text Solution

    |

  8. The temdency to form halide hydrates in group 2 elements ?

    Text Solution

    |

  9. For slowing down the process of setting of cement so that it gets suff...

    Text Solution

    |

  10. Which of the following alkali metal doesn't from ethynide on reaction ...

    Text Solution

    |

  11. Which of the following compound is thermally most stable ?

    Text Solution

    |

  12. What is the order of relative degree of hydration

    Text Solution

    |

  13. Least mobile ion is

    Text Solution

    |

  14. Which is most soluble in water ?

    Text Solution

    |

  15. A solid compound X on heating gives CO(2) gas and a residue. When mixe...

    Text Solution

    |

  16. An elements of s-block forms an oxide of 'MO' type which is amphoteric...

    Text Solution

    |

  17. Correct order is

    Text Solution

    |

  18. Which of the following reacts most vigrously with water

    Text Solution

    |

  19. Consider the following chemical reaction Z+3LiAlH(4)toX+3LiF+3AlF(...

    Text Solution

    |

  20. The hydride ion H^(ɵ) is a stronger base than hydroxide ion. Which of ...

    Text Solution

    |