Home
Class 12
CHEMISTRY
Enthalpy of formation of compound is...

Enthalpy of formation of compound is

A

always positive

B

always negative

C

can be either negative or zero

D

can be positive or negative

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • THERMOCHEMISTRY

    MOTION|Exercise EXERCISE -1 SECTION C|1 Videos

  • THERMOCHEMISTRY

    MOTION|Exercise EXERCISE -1 SECTION D|2 Videos

  • THERMOCHEMISTRY

    MOTION|Exercise EXERCISE -1 SECTION - A|5 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

"The enthalpy of formation of a compound is equal in magnitude but of opposite sign to the enthalpy of decomposition of that compound under the same conditions". This law was presented by:

The enthalpy of elements in their standard atates are taken as zero .The enthalpy of formation of a compound:

Knowledge Check

  • Enthalpy of formation of a compound is equal in magnitude to

    A
    Enthalpy of that reaction
    B
    Enthalpy of dissociation
    C
    Enthalpy of combustion
    D
    Enthalpy of solution

  • The enthalpy of formation of a compound is equal in magnitude but of opposite sign to the enthalpy of decomposition of that compound under the same conditions. This law was presented by

    A
    Hess
    B
    Le-chatelier's
    C
    Kirchhoff
    D
    Lavoisier and Laplace

  • "The enthalpy of formation of a compound is equal in magnitude but of opposite sign to the enthalpy of decomposition of that compound under the same conditions". This law was presented by:

    A
    Hess
    B
    Le Chatelier
    C
    Kirchhoff
    D
    Lavoisier annd Laplace