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प्रश्न
Multiple Choice Question
Water gas is a mixture of
पर्याय
carbon monoxide and oxygen
carbon monoxide and hydrogen
hydrogen and oxygen
hydrogen and nitrogen.
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उत्तर
carbon monoxide and hydrogen
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संबंधित प्रश्न
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In electrolysis of water, dilute sulphuric acid is added to increase ..................of water.
TRUE \ FALSE
Hydrogen does not combine with nitrogen under ordinary conditions.
Complete the following word equation:
Sodium hydroxide + zinc → hydrogen + _________
Hydrogen may be prepared in the laboratory by the action of a metal on an acid.
How would you modify your apparatus to collect dry hydrogen? Which drying agent would you employ for this purpose?
Complete and balance the following reaction.
Fe + H2O →_____________ +___________
Select the correct options for the following statement:
The metallic compound formed when a metal above aluminium in the activity series reacts with steam.
Complete and balance the equation:
[General method]
Reactions of metals with dilute acids
Zinc - Zn + 2HCl → ______ + _______ [g]
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.
State the reactant added to hydrogen to obtain the respective product in following case.
Water
