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प्रश्न
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.
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उत्तर
Synthesis reaction between a metal and non-metal to form insoluble salt of iron [FeS]
\[\ce{\underset{\text{metal}}{Fe} + \underset{\text{non-metal}}{S}->\underset{\text{iron sulphide}}{FeS}}\]
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संबंधित प्रश्न
Explain, giving one example of the following chemical change:
Thermal dissociation
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.
Decomposition brought about by heat is known as thermal decomposition. What is the difference between thermal dissociation and thermal decomposition?
State the type of reactions for the following represent and balance the ones that are not balanced.
PbO + 2HNO3→ Pb(NO3) + 2H2O
Complete the table given below.
| Heat on Copper Nitrate | Colour of acidic gas evolved |
State which of the substance given below evolve oxygen gas on thermal decomposition.
Anhydrous copper sulphate
The reaction can be classified as:
State which of the following type, take place in the reaction is given below.
\[\ce{Cl2 + 2Kl->2KCl + l2}\]
Give a balanced equation for the following reaction of synthesis involving the formation of:
An alkali – from a basic oxide – sodium oxide
Give a balanced equation for the preparation of two different insoluble lead salts from their salt solutions by double decomposition precipitation.
