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प्रश्न
Balance the following equation:
Na2O + H2O → NaOH
उत्तर
Na2O + H2O → 2NaOH
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संबंधित प्रश्न
State four conditions necessary for a chemical reaction to take place.
Balance the following equation:
\[\ce{Al + H2O->Al2O3 + H2}\]
Balance the following equation:
\[\ce{Al + H2SO4->Al2(SO4)3 + H2}\]
Balance the following important equation:
Pb(NO3)2 + NaCl → NaNO3 + PbCl2
Balance the following important equation:
FeSO4 + NaOH → Na2SO4 + Fe(OH)2
Balance the following important equation:
NH3 + O2 → N2 + H2O (burning of NH3)
Which of the following is Not True with respect to the neutralisation reaction?
Solid calcium oxide reacts vigorously with water to form calcium hydroxide accompanied by liberation of heat. This process is called slaking of lime. Calcium hydroxide dissolves in water to form a solution called lime water. Which among the following is (are) true about slaking of lime and the solution formed?
- It is an endothermic reaction
- It is an exothermic reaction
- The pH of the resulting solution will be more than seven
- The pH of the resulting solution will be less than seven
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.
Complete and balance the following equation:
\[\ce{Cu + Conc{.} HNO3 ->}\]
