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प्रश्न
Which among the following change is exothermic or endothermic in nature?
Decomposition of ferrous sulphate
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उत्तर
Endothermic
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संबंधित प्रश्न
Write the balanced equation for the following chemical reaction.
\[\ce{Hydrogen + Chlorine -> Hydrogen chloride}\]
Write a balanced chemical equation for the following word equation:
Iron + Chlorine → Iron (III) chloride
State four conditions necessary for a chemical reaction to take place.
Balance the following equation. Also name the products formed.
`H_2 + CI_2 → HCI`
Balance the following equation. Also name the products formed.
`Zn+ HCI → ZnCI _2 + H_2`
Balance the following equation. Also name the products formed.
`CO _2 + C → CO`
Balance the following equation. Also name the products formed.
`FeCI_2 + CI_2 → Fe CI_3`
Balance the following equation:
\[\ce{Fe2O3 + H2->Fe + H2O}\]
Balance the following equation:
\[\ce{CuO + NH3->Cu + H2O + N2}\]
Underline the incorrectly balanced compound equation and rewrite the correct equation.
\[\ce{N2 + 3H2⇌NH3}\]
Balance the following important equation:
\[\ce{Al(OH)3 -> Al2O3 + H2O}\]
Balance the following important equation:
ZnS + O2 → ZnO + SO2
Balance the following important equation:
Fe + HCl → FeCl2 + H2
Balance the following important equation:
NH3 + O2 → N2 + H2O (burning of NH3)
Balance the following important equation:
S + HNO3 (conc.) → H2SO4 + H2O + NO2
Barium chloride on reacting with ammonium sulphate forms barium sulphate and ammonium chloride. Which of the following correctly represents the type of the reaction involved?
- Displacement reaction
- Precipitation reaction
- Combination reaction
- Double displacement reaction
In which of the following chemical equations, the abbreviations represent the correct states of the reactants and products involved at reaction temperature?
Which among the following change is exothermic or endothermic in nature?
Dissolution of sodium hydroxide in water
Write a balanced chemical equation of the following reaction and also classify them.
A piece of sodium metal is added to absolute ethanol to form sodium ethoxide and hydrogen gas.
Complete and balance the following equation:
\[\ce{NH4Cl + Ca(OH)2 ->}\]
