Home
Class 12
CHEMISTRY
The reaction CH(4) (g) + Cl2 (g) to CH(3...

The reaction `CH_(4) (g) + Cl_2 (g) to CH_(3) Cl (g) to HCl (g)` has `Delta H = -25 kCal` .

From the given data , what is the bond energy of Cl – Cl bond

A

70 kCal

B

80 kCal

C

67.75 kCal

D

57.75 kCal

Text Solution

Verified by Experts

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

Topper's Solved these Questions

  • THERMOCHEMISTRY

    MOTION|Exercise Exercise - 2 (Level-II)|29 Videos

  • THERMOCHEMISTRY

    MOTION|Exercise Exercise - 3|50 Videos

  • THERMOCHEMISTRY

    MOTION|Exercise EXERCISE -1 SECTION E|3 Videos

  • SURFACE CHEMISTRY

    MOTION|Exercise Exercise - 3 (Level-II)|12 Videos

  • THERMODYNAMICS

    MOTION|Exercise EXERCISE - 4 (LEVEL - II)|19 Videos

Similar Questions

Explore conceptually related problems

Calculate C - Cl bond enthalpy from following reaction : CH_(3) Cl(g) + Cl_(2) (g) to CH_(2) Cl_(2) (g) + HCl(g) Delta H^(@) = - 104 kJ . If C-H,Cl - Cl and H - Cl bond enthalpies are 414, 243 and 431 kJ "mol"^(-1) respectively.

Chloroform is passed from methane according to the reaction : CH_(4)(g) + 3Cl_(2)(g) rarr CHCl_(3)(l) + 3HCl(g) Calculate Delta H for the reaction given that enthalpies of formation of HCl(g), CH_(4)(g) and CHCl_(3)(g) are - 92.0 ,-74.9 and -134.3kJ per mole respectively.

Knowledge Check

  • In the reaction, H_(2)(g) +Cl_(2) (g) hArr 2HCl (g) :

    A
    `K_(p) ne K_(c )`
    B
    `K_(p) = K_(c )`
    C
    `K_(p) gt K_(c )`
    D
    `K_(p) lt K_(c )`

  • In the reaction, H_(2)(g) +Cl_(2) (g) hArr 2HCl (g) :

    A
    `K_(p) ne K_(c )`
    B
    `K_(p) = K_(c )`
    C
    `K_(p) gt K_(c )`
    D
    `K_(p) lt K_(c )`

  • For the reaction : Cl_(2)(g) to 2Cl_(g)

    A
    `DeltaH` is positive, `DeltaS` is positive.
    B
    `DeltaH` is postive, `DeltaS` is negative.
    C
    `DeltaH` is negative, `DeltaS` is negative
    D
    `DeltaH` is negative, `DeltaS` is positive

    • Similar Questions

    Explore conceptually related problems

    The reaction CH_(4) (g) + Cl_(2) (g) rarr CH_(3)Cl (g) + HCl (g) has Delta H = -25 kCal. {:("Bond","Bond Energy k Cal"),(epsi_(C - Cl),84),(epsi_(H - Cl),103),(epsi_(C - H),x),(epsi_(Cl - Cl),y),(" "x : y = 9 : 5,):} From the given data, what is the bond energy of Cl- Cl bond (in k.cal)

    If the enthalpy change for the reaction, CH_(4)(g)+Cl_(2)(g)toCH_(3)Cl(g)+HCl(g),DeltaH=-25 kcal, bond energy of C-H is 20 kcal mol^(-1) greater than the bond energy of C-Cl and bond energies of H-H and H-Cl are same in magnitude, then for the reaction H_(2)(g)+Cl_(2)(g)to2HCl(g),DeltaH= ?

    CH_4 + Cl_2 to CH_3Cl + HCl the reaction is

    The reaction CH_(4)Cl_(2) overset("U.V. light") to CH_(3)Cl+HCl is an example of

    For the reaction : Cl_(2(g))rarr2Cl_((g))

    Home
    Profile