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प्रश्न
Name a metallic oxide which on thermal decomposition is reduced to metal.
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उत्तर
Metal oxide on thermal decomposition reduces to metal:
\[\ce{\underset{\text{mercury (II) oxide}}{2HgO}->[\Delta]\underset{\text{metal mercury}}{2Hg} + O2}\]
\[\ce{2Ag2O->[\Delta]4Ag + O2}\]
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संबंधित प्रश्न
(a) Define the neutralization reaction with an example.
(b) Give a balanced equation for this reaction.
(c) Give three applications of neutralization reactions.
State the type of reactions for the following represent and balance the ones that are not balanced.
2H2O2→ 2H2O + O2
State the type of reactions for the following represent and balance the ones that are not balanced.
NH4Cl → NH3 + HCl
What is a double displacement reaction?
Decomposition reactions can occur by sunlight.
Give two balanced reactions.
State which of the substance given below evolve oxygen gas on thermal decomposition.
Lead nitrate
Complete the table given below.
| Heat on Copper Nitrate | Colour of acidic gas evolved |
Explain the term double decomposition precipitation reaction.
Complete the statement by filling in the blank with the correct word:
The neutral gas evolved when lead nitrate undergoes thermal decomposition is _________.
Give a balanced equation for the following type of reaction:
A synthesis reaction between a metal and a non-metal resulting in the formation of an insoluble salt of iron.
