Home
Class 12
CHEMISTRY
Assertion :In NaCIcrystal each Na^(+) io...

Assertion :In `NaCI`crystal each `Na^(+)` ion is tourching `6 CI^(-)` ion but these `CI^(-)` ion do not touch each other
Reason:The radius ratio is greater than `0.414` required forexact fitting

A

Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1

B

Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1

C

Statement-1 is True, Statement-2 is False.

D

Statement-1 is False, Statement-2 is True.

Text Solution

Verified by Experts

The correct Answer is:
A

NA
Promotional Banner

Topper's Solved these Questions

  • QUALITATIVE ANALYSIS PART 1

    RESONANCE|Exercise A.L.P|39 Videos
  • SOLID STATE

    RESONANCE|Exercise PHYSICAL CHEMITRY (SOLID STATE)|45 Videos

Similar Questions

Explore conceptually related problems

Assertion. In a unit cell of NaCl, all Cl^(-) ions as will they touch each other. Reason. Radius ratio r_(+)//r_(-) in NaCl is 0.414.

Assertion (A) : In sodium chloride crystal, Na^(o+) ions occupy OVs while Cl^(ɵ) ions occupy vertices of octahedron. Reason (R ) : The radius ratio of Na^(o+) : Cl^(ɵ) lies between 0.4 and 0.7 .

In NaCl ionic crystal, each Na^(+) ion is surrounded by __________ Cl^(-) ions and cach Cl^(-) ion is surrounded by __________ Na^(+) ions.

How many Na^(o+) ions sorround each CI^(Θ) ion in NaCI crystal lattice ?

The number of CI^(-) ions around one Na^(+) in NaCI crystal lattice is

Assertion : CsCI has body - centred cunic arrangement Reason: CsCI has one and 8 CI^(-) ion is its unit cell

RESONANCE-RANK BOOSTER-All Questions
  1. An hcp and a ccp structure for a given element would be expected to ha...

    Text Solution

    |

  2. Assertion : An important feature of fluorite structure is that cations...

    Text Solution

    |

  3. Assertion :In NaCIcrystal each Na^(+) ion is tourching 6 CI^(-) ion bu...

    Text Solution

    |

  4. When an atom or an ion is missing from its nomal lattice site a lattic...

    Text Solution

    |

  5. Column-I and Column-II contains four entries each.Entries of Column-I ...

    Text Solution

    |

  6. A(2)B molecules(" molar mass " = 259.8 g//"ml") crystallises in a hex...

    Text Solution

    |

  7. In F.C.C. arrangement of identical spheres, distance between two neare...

    Text Solution

    |

  8. N2 and H2 are taken in 1:3 molar ratio in a closed vessel to attained ...

    Text Solution

    |

  9. The unit of equilibrium constant KC of a reaction is "mol"^(-2) boat^2...

    Text Solution

    |

  10. NH4COONH2 (s) hArr 2NH3(g)+CO(2)(g) If equilibrium pressure is 6 atm...

    Text Solution

    |

  11. A 10 litre box contains O3 and O2 at equilibrium at 2000 K. Kp=4xx10^(...

    Text Solution

    |

  12. The following two reactions: i. PCl(5)(g) hArr PCl(3)(g)+Cl(2)(g) ...

    Text Solution

    |

  13. For the chemical reaction 3X(g)+Y(g) hArr X(3)Y(g), the amount of ...

    Text Solution

    |

  14. What is the minimum mass of CaCO3(s), below which it decomposes comple...

    Text Solution

    |

  15. For an equilibrium H2O(s) hArr H2O(l)which of the following statements...

    Text Solution

    |

  16. If two gases AB(2) and B(2)C are mixed, following equilibria are readi...

    Text Solution

    |

  17. The following reaction attains equlibrium at high temperature N(2)(g...

    Text Solution

    |

  18. Assertion : Ag(2) S + 4 KCN 2K [Ag(CN)(2)] + K(2) s Reason : The rea...

    Text Solution

    |

  19. Le Chatelier's Principle If a system at equilibrium is subjected to ...

    Text Solution

    |

  20. NH3 is heated initially at 15 atm from 27^@C to 127^@C at constant vol...

    Text Solution

    |