Home
Class 12
CHEMISTRY
(A): Thermodynamically all solids posses...

(A): Thermodynamically all solids possess a tendency to acquire defects
(R) : During defects the entropy of the system increases in solids. 

A

Both (A) and (R) are true and (R) is the correct explanation of (A)

B

Both (A) and (R) are true and (R) is not the correct explanation of (A)

C

(A) is true but (R) is false

D

Both (A) and (R) are false

Text Solution

Verified by Experts

The correct Answer is:
B
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • SOLID STATE

    AAKASH SERIES|Exercise LEVEL - I (EXERCISE - I)|68 Videos

  • SOLID STATE

    AAKASH SERIES|Exercise LEVEL - I (EXERCISE - II)|77 Videos

  • SOLID STATE

    AAKASH SERIES|Exercise OBJECTIVE EXERCISE -3|22 Videos

  • REVISION EXERCISE

    AAKASH SERIES|Exercise COMPLEX COMPOUNDS|47 Videos

  • SOLIDS STATE

    AAKASH SERIES|Exercise PRACTICE EXERCISE|63 Videos

Similar Questions

Explore conceptually related problems

During winters, moisture condenses in the form of dew and can be seen on plant leaves and grass. The entropy of the system in such cases decreases as liquids possess lesser disorder as compared to gases. With reference to the second law, which statement in correct, for the above process?

Density of ionic substance is unchanged in Frenkel defect, but the conductivity of ionic crystalline solid increases. Comment.

Knowledge Check

  • Due to Frenkel defect, the density of the ionic solids

    A
    increases
    B
    decreases
    C
    does not change
    D
    changes

  • (A) : Thermal expansion of solids is due to the anharmonicity of the lattice vibrations. ( R) : As the temperature of the solid increases, the amplitude of vibrating atoms increases.

    A
    Both (A) and (R) are true and (R) is the correct explanation of (A)
    B
    Both (A) and (R) are true and (R) is not the correct explanation of (A)
    C
    (A) is true but (R) is false
    D
    Both (A) and (R) are false

  • (A) Ozone is thermodynamically unstable than oxygen. (R ) Decomosition of ozone into oxygen results in the liberation of heat and an increase in entropy.

    A
    Both (A) and (R ) are true and (R ) is the correct explanation of (A)
    B
    Both (A) and (R ) are true and (R ) is not the correct explanation of (A)
    C
    (A) is true but (R ) is false
    D
    Both (A) and (R ) are false

    • Similar Questions

    Explore conceptually related problems

    (A) : When a circular disc with a hole is heated, the diameter of the hole increases. ( R) : The distance between the molecules at the periphery of the hole increases as solid expands

    The correct statement regarding defect in solids is

    (A) Frenkel defects are found in silver halides (R) Frenkel defects are commonly found in ionic solids

    (A) Schottky and Frenkel defects are also called thermodynamic defects (R) Both Schottky and Frenkel defects increases with increase in temperature.

    (A) : Schottky and Frenkel defects are also called as 'thermo dynamic defects' (R) : Both Schottky and Frenkel defects increase with increase in temperature.

    Home
    Profile