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प्रश्न
Express the following facts in the form of a balanced chemical equation:
“When a strip of copper metal is placed in a solution of silver nitrate, metallic silver is precipitated and a solution containing copper nitrate is formed”.
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उत्तर
\[\ce{\underset{(Colourless solution)}{\underset{Silver nitrate}{2AgNO3_{(aq)}}} + \underset{(Red-brown)}{\underset{Copper}{Cu_{(s)}}} -> \underset{(Blue solution)}{\underset{Copper nitrate}{Cu(NO3)2_{(aq)}}} + \underset{(Greyish-white)}{\underset{Silver}{2Ag_{(s)}}}}\]
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संबंधित प्रश्न
Write the balanced chemical equation for the following reaction.
\[\ce{Aluminium + Copper chloride -> Aluminium chloride + Copper}\]
State whether the following statement is true or false:
A chemical equation can be balanced easily by altering the formula of a reactant or product.
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\[\ce{Na + O2 -> Na2O}\]
Balance the following chemical equation:
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\[\ce{Zn + HCl -> ZnCl2 + H2}\]
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Balance the following equation:
PbS + O2 → PbO + SO2
What is the valency of :
carbon in CH4
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Iron [III] chloride to ammonium hydroxide.
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Electrical energy
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Balance the following simple equation:
Zn + NaOH → Na2ZnO2 + H2
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Balance the given chemical reaction as per the instructions below.
\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]
Write the number of atoms of various elements in the reactants and products.
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\[\ce{2NaOH + xAl_2O_3->yNaAlO_2 + H_2O}\]
Why should a magnesium ribbon be cleaned before burning in air?
