Answer available
Class 11 · Chemistry · Chemical Thermodynamics
Distinguish between an open, a closed and an isolated system, with one example of each.
3 marksMediumShort answer
ICSE question bank
Every question in the vault, filterable by class, subject, chapter, topic, year, marks, difficulty, type and source. The filters live in the URL, so any view you build can be shared.
6 questions
- Answer available
Class 11 · Chemistry · Chemical Thermodynamics
State the relation between Gibbs energy, enthalpy and entropy, and the condition for a spontaneous process.
3 marksMediumShort answer
- Answer available
Class 11 · Chemistry · Chemical Thermodynamics
Calculate the enthalpy change of a reaction whose bond enthalpies give 1,200 kJ absorbed to break bonds and 1,500 kJ released to form them.
3 marksMediumNumerical
- Answer available
Class 11 · Chemistry · Chemical Thermodynamics
Define enthalpy of formation and enthalpy of combustion.
3 marksMediumShort answer
- Answer available
Class 11 · Chemistry · Chemical Thermodynamics
State Hess's law and give one use of it.
3 marksMediumShort answer
- Answer available
Class 11 · Chemistry · Chemical Thermodynamics
What is entropy, and how does it change when a solid melts and when a gas is compressed?
3 marksMediumShort answer