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प्रश्न
State how displacement reaction represented.
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उत्तर
Displacement reaction is represented by
\[\ce{A + BC->B + AC}\]
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संबंधित प्रश्न
Explain, giving one example for each of the following chemical changes:
Displacement
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.
2H2O2→ 2H2O + O2
Multiple choice:
The reaction BaCl2(aq) + H2SO4(aq) → BaSO4(s) + 2HCl(aq) is
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
A coloured substance which decomposes violently leaving a coloured residue and evolving two neutral gases one of which is unreactive or inert in nature.
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
Give a balanced equation for thermal decomposition of lead nitrate
Give a reason why zinc displaces hydrogen from dilute sulphuric acid but copper does not.
Give a balanced equation for the following type of reaction:
A soluble salt of lead formed from an insoluble base by double decomposition – neutralization.
