Our website is made possible by displaying online advertisements to our visitors. Please consider supporting us by whitelisting our website.

Thermodynamics for Chemical

Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed as the heat of______________?

Thermodynamics for Chemical /
Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed as the heat of______________?

A. Fusion
B. Vaporisation
C. Transition
D. None of these

Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed as the heat of______________? Read More »

Thermodynamics for Chemical

“If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them”. This is ______________ law?

Thermodynamics for Chemical /
“If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them”. This is ______________ law?

A. Hess’s
B. Kirchoff’s
C. Lavoisier and Laplace
D. None of these

“If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them”. This is ______________ law? Read More »

Thermodynamics for Chemical

A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it is released and brought to standard conditions (0°C, 760 mm Hg) will be _____________ litres?

Thermodynamics for Chemical /
A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it is released and brought to standard conditions (0°C, 760 mm Hg) will be _____________ litres?

A. 448
B. 224
C. 22.4
D. Data insufficient; can’t be computed

A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it is released and brought to standard conditions (0°C, 760 mm Hg) will be _____________ litres? Read More »

Thermodynamics for Chemical

In the decomposition of PCl5 represented by, PCl5 ⇌ PCl3 + Cl2, decrease in the pressure of the system will _____________ the degree of dissociation of PCl5?

Thermodynamics for Chemical /
In the decomposition of PCl5 represented by, PCl5 ⇌ PCl3 + Cl2, decrease in the pressure of the system will _____________ the degree of dissociation of PCl5?

A. Increase
B. Decrease
C. Not alter
D. None of these

In the decomposition of PCl5 represented by, PCl5 ⇌ PCl3 + Cl2, decrease in the pressure of the system will _____________ the degree of dissociation of PCl5? Read More »

Thermodynamics for Chemical