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प्रश्न
Select the correct options for the following statement:
A foul smelling gas formed when hydrogen reacts with a molten non-metal, is ___.
पर्याय
hydrogen chloride
hydrogen sulphide
ammonia
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उत्तर
A foul smelling gas formed when hydrogen reacts with a molten non-metal, is hydrogen sulphide [H2S].
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संबंधित प्रश्न
A metal ______ hydrogen in the reactivity series gives hydrogen with ______.
MULTIPLE CHOICE QUESTIONS
Hydrogen burns in oxygen to form
- hydrogen sulphide
- nitrates
- water
- ammonia
For laboratory preparation of hydrogen, give the following:
method of collection
For laboratory preparation of hydrogen, give the following:
chemical equation
Why hot concentrated sulphuric acid is not used in the preparation of hydrogen?
Complete and balance the following reaction.
Na + H2O →_____________ +___________
Select the correct options for the following statement:
The metal used as a catalyst in hydrogenation of oils.
Name an element whsich reacts violently with water at room temperature.
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.
How did the name ‘hydrogen’ originate? How does hydrogen occur in the combined state?
