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प्रश्न
Fill in the following blank with suitable word:
Chemical equations are balanced to satisfy the law of ............
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उत्तर
Chemical equations are balanced to satisfy the law of conservation of mass.
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संबंधित प्रश्न
What is a balanced chemical equation? Why should a chemical equation be balanced?
Translate the following statement into chemical equation and then balance it.
Potassium metal reacts with water to give potassium hydroxide and hydrogen gas.
Write the balanced chemical equation for the following reaction.
\[\ce{Aluminium + Copper chloride -> Aluminium chloride + Copper}\]
Translate the following statement into chemical equation and then balance the equation:
Phosphorus burns in oxygen to give phosphorus pentoxide.
Correct and balance the following equation:
Ca + H2O 
CaOH + H
Balance the given equation:
H2O2 
H2O + O2
Ammonia reacts with oxygen to form nitrogen and water. Write a balanced chemical equation for this reaction. Add the state symbols for all the reactants and products.
Write a balanced chemical equation for the process of photosynthesis giving the physical states of all the substances involved and the conditions of the reaction.
What is meant by chemical reaction? Explain with the help of an example.
State the various characteristics of chemical reactions.
Write word equation for the following skeletal equation:
\[\ce{KClO3 -> KCl + O2}\]
Write word equation for the following skeletal equation:
\[\ce{AgBr -> Ag + Br2}\]
To determine the percentage of water absorbed by raisins, raisins are soaked in water for:
What is the limitation of the reaction given in question 2?
Balance the following equation:
\[\ce{S + HNO3 -> H2SO4 + NO2 + H2O}\]
Write the balanced chemical equation of the following reaction.
potassium bicarbonate + sulphuric acid → potassium sulphate + carbon dioxide + water
\[\ce{MnO2 + 4HCl -> MnCl2 + 2H2O + Cl2}\]
0.02 moles of pure MnO2 is heated strongly with conc. HCl. Calculate the mass of salt formed.
Representation of the results of a chemical change – is a chemical equation.
For the equation: FeCl3 + 3NH4OH 3NH4Cl + Fe(OH)3 ↓
Answer the following:
Is the equation given above a balanced equation. Give reasons.
Give an example of a chemical equation in which two reactants form:
four product
