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प्रश्न
Balance the following simple equation:
CO2 + C → CO
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उत्तर
CO2 + C → 2CO
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संबंधित प्रश्न
Balance the following equation:
\[\ce{Al2(SO4)3 + NaOH -> Al(OH)3 + Na2SO4}\]
Balance the following equation:
\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]
With the help of an appropriate example, justify that some of the chemical reactions are determined by the evolution of a gas.
Give a chemical equation for the reaction involved in the above case.
The chemical equations are balanced to satisfy one of the following laws in chemical reactions. This law is known as:
Balance the following chemical equation :
Na20 + H20 → NaOH
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 – mercury [II] oxide.
Give an example of a chemical equation in which two reactants form:
three product
Balance the following simple equation:
Al + H2SO4 → Al2(SO4)3 + H2
Write a balanced equation for the following word equation:
Potassium nitrate → Potassium nitrite + Oxygen
Which among the following statement(s) is(are) true? ‘Exposure of silver chloride to sunlight for a long duration turns grey due to
- The formation of silver by the decomposition of silver chloride.
- sublimation of silver chloride.
- decomposition of chlorine gas from silver chloride.
- oxidation of silver chloride.
