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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
What are the ways by which a chemical equation can be made more informative ?
Differentiate between:
Reactants and products.
Balance the following equation:
Na2O + H2O → NaOH
Balance the following equation. Also name the products formed.
`KCIO_3 → KCI +O_2`
Balance the following equation stepwise.
\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]
What is the chemical equation. How is it represented?
Balance the following equation:
\[\ce{Fe + H2O⇌Fe3O4 + H2}\]
Balance the following equation:
\[\ce{CaO + HCl->CaCl2 + H2O}\]
Balance the following equation:
\[\ce{Al + H2O->Al2O3 + H2}\]
Balance the following equation:
\[\ce{C + H2SO4->CO2 + H2O + SO2}\]
Balance the following equation:
\[\ce{Al + O2->Al2O3}\]
Balance the following equation:
\[\ce{CuO + NH3->Cu + H2O + N2}\]
Balance the following important equation:
NaOH + H2SO4 → Na2SO4 + H2O
Balance the following important equation:
Pb(NO3)2 + NaCl → NaNO3 + PbCl2
Balance the following important equation:
FeCl3 + NaOH → NaCl + Fe(OH)3
Balance the following important equation:
CuSO4 + NaOH → Na2SO4 + Cu(OH)2
Balance the following important equation:
Cu + H2SO4 (conc.) → CuSO4 + H2O + SO2
Which of the following correctly represents a balanced chemical equation?
Write the balanced chemical equation for the following reaction
Sodium hydrogencarbonate on reaction with hydrochloric acid gives sodium chloride, water and liberates carbon dioxide.
Write the balanced equation for the following chemical reaction.
\[\ce{Barium chloride + Aluminium sulphate -> Barium sulphate + Aluminium chloride}\]
