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प्रश्न
Which among the following change is exothermic or endothermic in nature?
Dilution of sulphuric acid
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उत्तर
Exothermic
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संबंधित प्रश्न
Balance the following equation:
Zn + HCI → ZnCI2 + H2
Balance the following equation:
`N_2+O_2 → NO`
Balance the following equation. Also name the products formed.
`NaNO_3→ NaNO_2 + O_2 ` Name of product (s)
Balance the following equation. Also name the products formed.
`Mg + O_2 → MgO`
Write the balanced equation for the following chemical reaction.
\[\ce{Sodium + Water -> Sodium hydroxide + Hydrogen}\]
Balance the following equation:
\[\ce{Na2O + H2O->NaOH}\]
Balance the following equation:
\[\ce{FeCl3 + NaOH->NaCl + Fe(OH)3}\]
Balance the following equation:
\[\ce{Fe2O3 + CO->Fe + CO2}\]
Balance the following important equation:
NaAlO2 + H2O → NaOH + Al(OH)3
Balance the following important equation:
ZnS + O2 → ZnO + SO2
Balance the following important equation:
Fe2O3 + Al → Al2O3 + Fe
Balance the following important equation:
NaCl + H2SO4 → Na2SO4 + HCl
Balance the following important equation:
MnO2 + HCl → MnCl2 + H2O + Cl2
Balance the following important equation:
\[\ce{NH4Cl + Ca(OH)2 → CaCl2 + H2O + NH3}\]
Balance the following important equation:
Mg3N2 + H2O → Mg(OH)2 + NH3
Balance the following important equation:
C + HNO3 (conc.) → CO2 + H2O + NO2
Which of the following is(are) an endothermic process(es)?
- Dilution of sulphuric acid
- Sublimation of dry ice
- Condensation of water vapours
- Evaporation of water
Which among the following change is exothermic or endothermic in nature?
Decomposition of ferrous sulphate
Write a balanced chemical equation of the following reaction and also classify them.
Lead acetate solution is treated with dilute hydrochloric acid to form lead chloride and acetic acid solution.
Write the balanced equation for the following chemical reaction.
\[\ce{Hydrogen + Chlorine -> Hydrogen chloride}\]
