Absorption/evolution of heat during conversion of a substance from one allotropic form to another is termed as the heat of _____________________?

Related Mcqs:

The standard Gibbs free energy change of a reaction depends on the equilibrium______________________?

A. Pressure B. Temperature C. Composition D. All A, B. and C...

Entropy change for an irreversible process taking system and surrounding together is___________________?

A. 0 B. > 0 C. < 0 D. None of these...

Specific ____________ does not change during a phase change (e.g. sublimation, melting, vaporisation etc.)?

A. Entropy B. Internal energy C. Enthalpy D. Gibbs free energy...

Compound having large heat of formation is_____________________?

A. More stable B. Less stable C. Not at all stable (like nascent O2) D. Either more or less stable; depends on the compound...

Critical compressibility factor for all substances___________________?

A. Are more or less constant (vary from 0.2 to 0.3) B. Vary as square of the absolute temperature C. Vary as square of the absolute pressure D. None of these...