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प्रश्न
Differentiate between:
A balanced and an unbalanced chemical equation.
उत्तर
- Balanced chemical:
A balanced chemical reaction is one in which the number of atoms of each element on the reactant side is equal to the number of atoms of that element on the product side.
Example: H2 + Cl2 → 2HCl - Unbalanced chemical:
The number of elements on the reactant side is not equal to the number of elements on the product side.
Example: H2 + Cl2 → HCl
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संबंधित प्रश्न
Define chemical reaction.
Balance the following important equation:
MnO2 + HCl → MnCl2 + H2O + Cl2
Balance the following important equation:
KMnO4 + HCl → KCl + MnCl2 + H2O + Cl2
Which of the following is true for an unbalanced chemical equation?
Complete the missing component /variable given as x and y in the following reactions
`"Cu"("s") + 2"AgNO"_3("aq") -> "Cu"("NO"_3)_2("aq") + x("s")`
Which among the following change is exothermic or endothermic in nature?
Dissolution of ammonium chloride in water
Write the balanced chemical equation for the following reaction
Copper sulphate on treatment with potassium iodide precipitates cuprous iodide (Cu2I2), liberates iodine gas and also forms potassium sulphate.
What happens when a piece of
- zinc metal is added to copper sulphate solution?
- aluminium metal is added to dilute hydrochloric acid?
- silver metal is added to copper sulphate solution?
Also write the balanced chemical equation if the reaction occurs.
Mention any two information conveyed by a balanced chemical equation.
What are the points to be followed while balancing a chemical equation?
