What are exothermic and endothermic reactions?
Exothermic reactions are those reactions which are accompanied by the evolution of heat.
Endothermic reactions are those reactions which are accompanied by the absorption of heat.
Define thermodynamics.
What do you understand by the terms: the system and surroundings?
Classify the following into different types of systems:
(i) Tea placed in a cup
(ii) Tea placed in a tea-pot
(iii) Tea placed in a thermosflask.
Define a closed system.
Define an isolated system.
Define intensive properties.
Define extensive properties.
Why all living systems need to be 'open systems'?
Define state variables of a system.
From thermodynamic point of view, to which system the animals and plants belong?
Mock Test Series
