Advertisements
Advertisements
प्रश्न
Why do fire flies glow at night ?
उत्तर
Fire flies are associated with certain protein. In the presence of a enzyme, the protein undergoes aerial oxidation. The reaction is accompanied by emission of light. As a result, fire flies glow at night.
APPEARS IN
संबंधित प्रश्न
Balance the following equation:
`Fe +O_2 → Fe_3 O_4`
Chemical equations suffer from a number of limitations. State the main limitations of a chemical equation.
Balance the following equation:
\[\ce{Fe + Cl2->FeCl3}\]
Balance the following equation:
\[\ce{H2S + Cl2->S + HCl}\]
Balance the following important equation:
FeSO4 + NaOH → Na2SO4 + Fe(OH)2
Balance the following important equation:
Pb(OH)2 + NaOH → Na2PbO2 + H2O
Balance the following important equation:
S + HNO3 (conc.) → H2SO4 + H2O + NO2
Balance the following equation.
\[\ce{Calcium chloride + Sulphuric acid -> Calcium sulphate + Hydrogen chloride}\]
Complete the co-relation:
CuI2 : Brown : : AgCl : ______
Complete and balance the following equation:
\[\ce{Cu + Conc{.} HNO3 ->}\]
