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प्रश्न
The reaction of iron nail with copper sulphate solution is ______ reaction.
पर्याय
combination
decomposition
displacement
double displacement
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उत्तर
The reaction of iron nail with copper sulphate solution is displacement reaction.
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संबंधित प्रश्न
Complete the following statement.
The chemical change involving iron and hydrochloric acid illustrates a _________________ reaction.
Complete the following statement.
In the type of reaction called_______________, two compounds exchange their positive and negative radicals.
Explain, giving one example of the following chemical changes:
Double decomposition
Explain, giving one example for each of the following chemical changes:
Displacement
(a) What is synthesis?
(b) What kind of chemical reaction is synthesis? Support your answer by an example.
(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.
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2KClO3→ 2KCl + 3O2
State the type of reactions for the following represent and balance the ones that are not balanced.
CaCO3→ CaO+ CO2
State the type of reactions for the following represent and balance the ones that are not balanced.
AgNO3 + NaCl → AgCl + NaNO3
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|
a. Zn(s) + H2SO4(aq) → ZnSO4(aq) + H2(g) |
i. Photochemical decomposition |
|
b. \[\ce{2AgCI(s) ->[Sunlight] 2Ag(s) + CI2(g)}\] |
ii. Thermal decomposition |
|
c. \[\ce{2KCI ->[Electricity] 2K + CI2}\] |
iii. Displacement reaction |
|
d. \[\ce{2HgO(s) ->[\Delta] 2Hg(s) + O(g)}\] |
iv. Electrolytic decomposition |
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What is a decomposition reaction?
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| List I | List II |
| 1. Light green to black | A: Copper carbonate |
| 2. White to yellow [heated state] | B: Hydrated Copper sulphate |
| 3. Blue to black | C: Copper nitrate |
| 4. Orange to green | D: Ammonium dichromate |
| 5. Blue to white | E: Zinc nitrate |
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\[\ce{Cl2 + 2Kl->2KCl + l2}\]
The reaction can be classified as:
State which of the following type, take place in the reaction is given below.
\[\ce{2Mg + O2->2MgO}\]
The reaction can be classified as:
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\[\ce{4HNO3->4NO2 + 2H2O + O2}\]
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State how displacement reaction represented.
Explain the term double decomposition precipitation reaction.
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State the double decomposition – neutralization reaction with a suitable representation.
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Convert a soluble base to their respective soluble salts by neutralization reaction.
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A thermal decomposition reaction of a salt – which results in the formation of nitrogen gas.
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.
Differentiate between the following:
Decomposition reaction and a double decomposition reaction.
