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प्रश्न
Balance the following simple equation:
Zn + NaOH → Na2ZnO2 + H2
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उत्तर
Zn + 2NaOH → Na2ZnO2 + H2
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संबंधित प्रश्न
The chemical reaction between quicklime and water is characterised by:
(a) evolution of hydrogen gas
(b) formation of slaked lime precipitate
(c) change in temperature of mixture
(d) change in colour of the product
Write symbolic representation for the following word equation and balance them :
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Write the chemical equation for the following word equation and balance them.
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For the equation: FeCl3 + 3NH4OH 3NH4Cl + Fe(OH)3 ↓
Answer the following:
Name the reactants and the products in the above equation.
Balance the following simple equation:
Fe2O3 + CO → Fe + CO2
Write a balanced equation for the following word equation:
Potassium bicarbonate → Potassium carbonate + Water + Carbon dioxide
What is a chemical equation?
Which of the following are exothermic processes?
- Reaction of water with quick lime
- Dilution of an acid
- Evaporation of water
- Sublimation of camphor (crystals)
