Advertisements
Advertisements
प्रश्न
Complete the missing component/variable given as x and y in the following reactions
`"CaCO"_2(s)overset(x)(->) "CaO"("s") + "CO"_2("g")`
Advertisements
उत्तर
x = heat
APPEARS IN
संबंधित प्रश्न
Differentiate between:
A balanced and an unbalanced chemical equation.
Balance the following equation:
`Fe +O_2 → Fe_3 O_4`
Balance the following equation:
`Fe+ H_2O → Fe_3 O_4+H_2`
Balance the following equation:
`N_2+O_2 → NO`
Write a balanced molecular equation for the following word equation:
\[\ce{Copper hydroxide + nitric acid->Copper nitrate + water}\]
Balance the following equation:
\[\ce{CaO + HCl->CaCl2 + H2O}\]
Balance the following equation:
\[\ce{Al + O2->Al2O3}\]
Balance the following equation:
\[\ce{Pb3O4 + HCl->PbCl2 + H2O + Cl2}\]
Underline the incorrectly balanced compound equation and rewrite the correct equation.
\[\ce{4P + 4O2->2P2O5}\]
Underline the incorrectly balanced compound equation and rewrite the correct equation.
\[\ce{PbO2 + 4HCl->PbCl2 + H2O + Cl2}\]
Balance the following important equation:
Pb(NO3)2 + HCl → PbCl2 + HNO3
Balance the following important equation:
AIN + H2O `→` Al(OH)3 + NH3
Balance the following important equation:
C + HNO3 (conc.) → CO2 + H2O + NO2
Balance the following important equation:
Cu + HNO3 (conc.) → Cu(NO3)2 + H2O + NO2
Balance the following important equation:
C + H2SO4 (conc.) → CO2 + H2O + SO2
A chemical reaction does not involve:
When ferrous sulphate is heated strongly it undergoes decomposition to form ferric oxide as a main product accompanied by a change in colour from:
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 a balanced chemical equation of the following reaction and also classify them.
Hydrogen sulphide gas reacts with oxygen gas to form solid sulphur and liquid water.
Identify the types of reaction mentioned above. Give one example for type in the form of a balanced chemical equation.
