Home
Class 12
CHEMISTRY
Assertion: Barium is not required for no...

Assertion: Barium is not required for normal biological function in human.
Reason: Barium does not show variable oxidation state.

A

If the both assertion and reason are true and the reason is the correct explanation of the assertion

B

If both assertion and reason are true and the reason is not the correct explanation of the assertion

C

If assertion is true but reason is false

D

If both assertion and reason are false statements.

Text Solution

Verified by Experts

The correct Answer is:
A
`Ba-(Xe)6s^2`
It shows oxidation state of (+II) only
Promotional Banner

Topper's Solved these Questions

  • AIIMS 2002

    AIIMS PREVIOUS YEAR PAPERS|Exercise CHEMISTRY|60 Videos

  • AIIMS 2004

    AIIMS PREVIOUS YEAR PAPERS|Exercise Chemistry|60 Videos

Similar Questions

Explore conceptually related problems

Assertion (A): Barium is not required for notmal biological function in human beings. Reason (R ): Barium does not show variable oxidation states.

Which halogen does not show variable oxidation state?

Fluorine does not exhibit variable oxidation states due to

Why d block metals show variable oxidation state ?

Why do transition elements show variable oxidation state?

" The transition metal which does not show variable oxidation state is "

Which halogen does not show +7 oxidation state?

Phosphorous does not show oxidation state of + 4 .

AIIMS PREVIOUS YEAR PAPERS-AIIMS 2003-CHEMISTRY
  1. Assertion : Solution of Na(2) CrO(4) in water is intensely electrons. ...

    Text Solution

    |

  2. The question consist of two statements each, printed as Assertion and ...

    Text Solution

    |

  3. Assertion : Pbl4 is a stable compound. Reason : Iodide stabilizes h...

    Text Solution

    |

  4. Assertion : ""^(22)(11)Na emits a position giving ""^(22)(12)Mg Rea...

    Text Solution

    |

  5. Assertion: Barium is not required for normal biological function in hu...

    Text Solution

    |

  6. Assertion : Haemoglobin is an oxygen carrier. Reason : Oxygen binds...

    Text Solution

    |

  7. Assertion : Glycosides are hydrolysed in acidic conditions. Reason ...

    Text Solution

    |

  8. Assertion: Benzyl bromide when kept in acetone water produces benzyl a...

    Text Solution

    |

  9. Assertion(A): Activity of an enzyme is pH dependent. Reason(R): Chan...

    Text Solution

    |

  10. Assertion : Alkyl benzene is not prepared by Friedel Craft alkylation ...

    Text Solution

    |

  11. Assertion: Hydroxyketones are not directly used in Grignard reaction. ...

    Text Solution

    |

  12. Assertion : trans -2-Butene on reaction with Br(2) gives meso-2,3-dibr...

    Text Solution

    |

  13. Assertion : Cis-1,3 dihydroxy cyclohexane exists in chair conformation...

    Text Solution

    |

  14. Assertion: The increase in internal energy (DeltaE) for the vaporisati...

    Text Solution

    |

  15. Assertion (A): BaCO(3) is more soluble in HNO(3) than in water. Reas...

    Text Solution

    |

  16. Assertion: DeltaH and DeltaE are almost the same for the reaction. N(2...

    Text Solution

    |

  17. Assertion : Photochemical smog is produced by nitrogen oxides. Reaso...

    Text Solution

    |

  18. Assertion (A): The increasing pressure on water decreases its freezing...

    Text Solution

    |

  19. Assertion(A): The micelle formed by sodiumm stearate in water has -COO...

    Text Solution

    |

  20. Assertion (A) The O-O bond length in H(2)O(2) is shorter than that in ...

    Text Solution

    |