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प्रश्न
Give an example of the following chemical changes.
A photochemical reaction involving silver salt.
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उत्तर
\[\ce{2AgNO3->[sunlight] 2Ag + 2NO2 + O2}\]
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संबंधित प्रश्न
How will you obtain Ammonia from nitrogen.
Also give balanced equations for the reactions
State the effect of an exothermic reaction on the surroundings.
Give scientific reason.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
State the effects of endothermic and exothermic reactions on the surroundings.
Name a carbonate which do not decompose on heating.
State which type of chemical reaction proceeds with the absorption of heat energy.
Give an example of an endothermic reaction.
Give an example with a balanced equation, of the following reaction:
endothermic reaction
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 reason.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
