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प्रश्न
Write word equation for the following skeletal equation:
\[\ce{KClO3 -> KCl + O2}\]
उत्तर
\[\ce{Potassium chlorate -> Potassium chloride + Oxygen}\]
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संबंधित प्रश्न
Name the various types of chemical reactions.
Balance the following equation. Also name the product formed.
`"Na"+ "H"_2 "O" → "NaOH"+ "H"_2`
Balance the following equation. Also name the product formed.
K2O + H2O → KOH
Balance the following equation:
Fe + H2O → Fe3O4 + H2
Balance the following equation:
Pb3O4 + HCl → PbCl2 + H2O + Cl2
Balance the following equation:
P + HNO3 → NO2 + H2O + H3PO4
What is the valency of :
carbon in CH4
Write the balanced chemical equation of the following reaction.
iron pyrites(FeS2) + oxygen → ferric oxide + sulphur dioxide
A chemical reaction is generally accompanied by certain external indications or characteristics. These include – change of – (a) colour (b) state (c) smell (d) evolution of gas (e) formation of precipitate (f) evolution or absorption of heat. With reference to change of colour – state the change in colour seen when the following are heated – zinc carbonate.
A student took a small amount of copper oxide in a conical flask and added dilute hydrochloric acid to it with constant stirring. He observed a change in colour of the solution.
- Write the name of the compound formed and its colour.
- Write a balanced chemical equation for the reaction involved.
