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प्रश्न
Give balanced equation for the following conversion affected by heat alone on the substance:
Copper nitrate to nitrogen dioxide
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उत्तर
Action of heat on:
\[\ce{\underset{\text{[blue]}}{2Cu[NO3]2} ->[\triangle]\underset{\text{[black]}}{2CuO} +\underset{\text{Nitrogen dioxide}}{4NO2} + O2}\]
APPEARS IN
संबंधित प्रश्न
Write the missing reactants and products and balance the equations.
NaOH + ............... `→` NaCI + ...................
TRUE \ FALSE
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Give an example of a reaction where the following are involved
Catalyst
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Copper Sulphate and copper carbonate
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- Colour change
- Effervescence or gas evolved
- Evolution or absorption of heat
- Formation of a precipitate.
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State the following reaction represent oxidation or reduction.
\[\ce{Fe++->Fe+++}\]
State the following reaction represent oxidation or reduction.
\[\ce{Cu++->Cu}\]
Which of the following is a chemical change?
Assertion (A): Cutting paper into very small pieces is an irreversible change.
Reason (R): Physical changes are always reversible.
What are the chemical reactions that occur in everyday life?
