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प्रश्न
Identify the types of reaction mentioned above. Give one example for type in the form of a balanced chemical equation.
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उत्तर
Double displacement -
\[\ce{Na2SO4(aq) + BaCl2(aq) -> BaSO4(s) + 2NaCl(aq)}\]
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संबंधित प्रश्न
Write balanced chemical equations for the following word equation:
Magnesium + dil sulphuric acid → Magnesium sulphate + water
Balance the following equation:
`Fe+ H_2O → Fe_3 O_4+H_2`
Balance the following equation. Also name the products formed.
`KCIO_3 → KCI +O_2`
Balance the following equation:
\[\ce{NO + O2->NO2}\]
Balance the following equation:
\[\ce{ZnS + O2->ZnO + SO2}\]
Underline the incorrectly balanced compound equation and rewrite the correct equation.
\[\ce{4P + 4O2->2P2O5}\]
Balance the following important equation:
Pb(OH)2 + NaOH → Na2PbO2 + H2O
Which of the following gases can be used for storage of fresh sample of an oil for a long time?
Which of the following are combination reactions?
- `2"KClO"_3 overset("Heat")(->) 2"KCl" + 3"O"_2`
- `"MgO" + "H"_2"O" -> "Mg"("OH")_2`
- `4"Al" + 3"O"_2 -> 2"Al"_2"O"_3`
- `"Zn" + "FeSO"_4 -> "ZnSO"_4 + "Fe"`
Which among the following change is exothermic or endothermic in nature?
Dissolution of sodium hydroxide in water
