Advertisements
Advertisements
प्रश्न
State the following reaction whether heat is evolved or absorbed –
Two neutral gases on passage through an electric are given nitric oxide.
Advertisements
उत्तर
Endothermic reaction, heat is absorbed.
Nitrogen and oxygen are the two neutral gases that form nitric oxide when electricity is passed.
\[\ce{\underset{Nitrogen}{N2(g)} + \underset{Oxygen}{O2(g)} ->[Electricity] \underset{Nitric oxide}{2NO(g)}}\]
APPEARS IN
संबंधित प्रश्न
How will you obtain Ammonia from nitrogen.
Also give balanced equations for the reactions
What do you observe when ammonium chloride is dissolved in water.
Explain the term with examples.
Endothermic reaction
Give an example of the following chemical changes.
A photochemical reaction involving silver salt.
State which type of chemical reaction proceeds with the absorption of heat energy.
Explain the term energy changes in a chemical change or reaction.
Assertion: A drop of petrol when touched with finger gives a chill feeling.
Reason: The above phenomenon is an endothermic one.
Give scientific reasons.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
Give scientific reasons.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
Give scientific reasons.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
