Advertisements
Advertisements
प्रश्न
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
विकल्प
(i) and (iii)
(ii) only
(iii) only
(ii) and (iv)
उत्तर
(ii) and (iv)
Explanation -
Both sublimation of dry ice (ii) and evaporation of water (iv) are of endothermic nature.
APPEARS IN
संबंधित प्रश्न
Balance the following equation:
N2 + H2 → NH3
Balance the following equation. Also name the products formed.
Ag +S → `Ag_2 S`
Balance the following equation. Also name the products formed.
`FeCI_2 + CI_2 → Fe CI_3`
Write a balanced molecular equation for the following word equation:
\[\ce{Lead sulphate + ammonium hydroxide->Ammonium sulphate + lead hydroxide}\]
Balance the following important equation:
Fe + HCl → FeCl2 + H2
Balance the following important equation:
Pb(NO3)2 + HCl → PbCl2 + HNO3
Balance the following important equation:
Cu + H2SO4 (conc.) → CuSO4 + H2O + SO2
Which of the following is Not True with respect to the neutralisation reaction?
Write a balanced chemical equation of the following reaction and also classify them.
Iron (III) oxide on heating with carbon monoxide gas reacts to form solid iron and liberates carbon dioxide gas.
Identify the types of reaction mentioned above. Give one example for type in the form of a balanced chemical equation.
