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प्रश्न
Complete the following statement.
The chemical change involving iron and hydrochloric acid illustrates a _________________ reaction.
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उत्तर
The chemical change involving iron and hydrochloric acid illustrates a Displacement reaction.
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संबंधित प्रश्न
State the type of reactions for the following represent and balance the ones that are not balanced.
PbO2 + SO2→ PbSO4
State the type of reactions for the following represent and balance the ones that are not balanced.
KNO3 + H2SO4 → HNO3 + KHSO4
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.
NH4Cl → NH3 + HCl
Give an example of double displacement reaction, where a gas is evolved.
Decomposition reactions can occur by heat.
Give two balanced reactions for each.
The reaction can be classified as:
State which of the following type, take place in the reaction is given below.
\[\ce{Cl2 + 2Kl->2KCl + l2}\]
Define the following type of chemical change or reaction with a suitable example.
Double decomposition reaction
Give a balanced equation for a direct combination reaction involving:
Two elements – one of which is a neutral gas and the other a yellow non-metal
Give a balanced equation for the preparation of two different insoluble lead salts from their salt solutions by double decomposition precipitation.
