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प्रश्न
Balance the following chemical equation :
H2 + O2 → H2O
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उत्तर
2H2+ O2 → 2H2O
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संबंधित प्रश्न
Balance the following chemical equation.
\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]
Balance the following chemical equation.
\[\ce{NaCl + AgNO3 -> AgCl + NaNO3}\]
Balance the following equation:
\[\ce{NH3 + CuO -> Cu + N2 + H2O}\]
Write a balanced chemical equation from the following information:
An aqueous calcium hydroxide solution (lime water) reacts with carbon dioxide gas to produce a solid calcium carbonate precipitate and water.
A metal X forms a salt XSO4. The salt XSO4 forms a clear solution in water which reacts with sodium hydroxide solution to form a blue precipitate Y. Metal X is used in making electric wires and alloys like brass.
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- Write the name, formula and colour of salt XSO4.
- What is the blue precipitate Y?
- Write a chemical equation of the reaction which takes place when salt XSO4 reacts with sodium hydroxide solution. Give the state symbols of all the reactants and products which occur in the above equation.
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Calcium carbonate → Calcium oxide + Carbon dioxide.
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`"KCIO"_3 → "KCI" +"O"_2`
Name the fundamental law that is involved in every equation.
Give word equation for the following chemical reaction and give the names of the product formed.
NH3 + HCl→ NH4Cl
Balance the following simple equation:
KBr + Cl2 → KCl + Br2
