Home
Class 12
CHEMISTRY
The ratio of cationic radius to anionic ...

The ratio of cationic radius to anionic radius in an ionic crystal is greater than 0.732. its coordination number is

A

6

B

8

C

1

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
If radius ratio `((r_(c)^(+))/(r_(a)^(-)))` is more than 0.732 its permitted coordination number is 8.
Promotional Banner

Topper's Solved these Questions

  • KARNATAKA CET 2002

    KCET PREVIOUS YEAR PAPERS|Exercise CHEMISTRY (MCQ.s)|60 Videos

  • KARNATAKA CET 2005

    KCET PREVIOUS YEAR PAPERS|Exercise CHEMISTRY|60 Videos

Similar Questions

Explore conceptually related problems

Give reason.the radius of anion is always greater than neutral atom.

Define radius ratio. Give the limiting radius ratio value for a co-ordination number of 6.

Define the term ionic radius. Justify that the radius of anion is larger than the parent atom.

The range of radius ratio (cationic to anionic) for an octahedral arrangement of ions in an ionic solid is

The radius of A^(+) is 0.95 Å and of B^(-) is 1.81 Å . The coordination number of A^(+) is :

For an ionic crystal of general formula AX and the coordination number 6, the radius ratio value will be

If the radius of anion is 0.20 nm , the maximum radius of cation which can be filleed in respective voids is correctly matched in

The denominator of a rational number is greater than its numerator by 8.If the numerator is increased by 17 and the denominator is decreased by 1,the number obtained is 3/2.Find the rational number.

KCET PREVIOUS YEAR PAPERS-KARNATAKA CET 2003-CHEMISTRY
  1. Solubility product of a salt AB is 1xx10^(-8)M^(2) in a solution in wh...

    Text Solution

    |

  2. The standard electrode potentials E^(@) for the half cell reactions ar...

    Text Solution

    |

  3. The ratio of cationic radius to anionic radius in an ionic crystal is ...

    Text Solution

    |

  4. Dacron is obtained by the condensation polymerisation of

    Text Solution

    |

  5. 4-chloro-3,5-dimethyl phenol is called

    Text Solution

    |

  6. The volume of water to be added N/2 HCl to prepare 500cm^(3) of (N)/(1...

    Text Solution

    |

  7. The equivalent weight of a certain trivalent element is 20. molecular ...

    Text Solution

    |

  8. Identify the reaction that doesn't take place during the smelting proc...

    Text Solution

    |

  9. Pick out the complex compound in which the central metal atom obeys EA...

    Text Solution

    |

  10. In a reversible reaction, the catalyst

    Text Solution

    |

  11. A galvix cell is constructed using the redox reaction, (1)/(2)H(2(g)...

    Text Solution

    |

  12. Same amount of electric current is passed through solutions of AgNO(3)...

    Text Solution

    |

  13. The flame colours of metal ions are due to

    Text Solution

    |

  14. The order of reactivities of methyl halides in the formation of Grigna...

    Text Solution

    |

  15. The reaction of an organic compound with ammonia followed by nitration...

    Text Solution

    |

  16. The percentage S-character of the hybrid orbitals in methane, ethene a...

    Text Solution

    |

  17. In the manufacture of sulphuric acid by contact process, Tyndall box i...

    Text Solution

    |

  18. The pH value of gastric juice in human stomach is about 1.8 and in the...

    Text Solution

    |

  19. The number of alpha and beta particles emitted during the transformati...

    Text Solution

    |

  20. When chlorine is passed through warm benzene in presence of the sunlig...

    Text Solution

    |