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प्रश्न
Write word equation for the following skeletal equation:
\[\ce{Ca + O2 → CaO}\]
उत्तर
\[\ce{Calcium + Oxygen → Calcium oxide}\]
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संबंधित प्रश्न
When metal X is treated with a dilute acid Y, then a gas Z is evolved which burns readily by making a little explosion.
(a) Name any two metals which can behave like metal X.
(b) Name any two acids which can behave like acid Y.
(c) Name the gas Z.
(d) Is the gas Z lighter than or heavier than air?
(e) Is the reaction between metal X and dilute acid Y, exothermic or endothermic?
(f) By taking a specific example of metal X and dilute acid Y, write a balanced chemical equation for the reaction which takes place. Also indicate physical states of all the reactants and products.
Write the balanced chemical equation of the following reaction. potassium bicarbonate + sulphuric acid → potassium sulphate + carbon dioxide + water
Write the balanced chemical equation of the following reaction.
aluminium carbide + water → aluminium hydroxide + methane
\[\ce{MnO2 + 4HCl -> MnCl2 + 2H2O + Cl2}\]
0.02 moles of pure MnO2 is heated strongly with conc. HCl. Calculate moles of chlorine gas formed.
How is a flame test performed?
Choose the correct alternative and rewrite the following sentence.
Which of the following is not required to find the pH of a given solution?
What is thermit process? Where is this process used? Write a balanced chemical equation for the reaction involved.
Give word equation for the following chemical reaction and give the names of the product formed.
NH3 + HCl→ NH4Cl
What are reactants? Explain with the help of example.
Balance the given chemical reaction as per the instructions below.
\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]
Make a list of the elements in the chemical equation.
