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प्रश्न
State the reactant added to hydrogen to obtain the respective product in following case.
Hydrogen sulphide
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उत्तर
Reactant added to obtain:
Hydrogen sulphide: Hydrogen and sulphur.
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संबंधित प्रश्न
Fill in the blank
Hydrogen is ...................soluble in water.
Fill in the blank
Hydrogen reacts with metal oxides to form ............and....................
Why nitric acid is not used in the preparation of hydrogen?
Why hot concentrated sulphuric acid is not used in the preparation of hydrogen?
Complete and balance the following reaction.
Mg + H2O →_____________ +___________
Complete and balance the following reaction.
Zn + NaOH →_____________ +___________
Give reason for the following:
In the preparation of hydrogen by electrolysis of water – the distilled water used is acidified.
Account for the following fact:
Though lead is above hydrogen in the activity series, it does not react with dilute hydrochloric acid or dilutes sulphuric acid.
State the electronic configuration of hydrogen [at. no. 1].e
Give a reason why hydrogen can be placed in group 1 [1A] and group 17 [VIIA] of the periodic table.
Select the correct answer to the reactant added, to give the product in the preparation of hydrogen gas.
\[\ce{NaAlO2 + H2}\]
