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प्रश्न
Complete and balance the following reaction.
Al + H2SO4 →_____________ +___________
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उत्तर
2Al + 3H2SO4 →Al2(SO4)3 + 3H2
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संबंधित प्रश्न
Fill in the blank
Hydrogen is ...................soluble in water.
Give reason for the following:
Though hydrogen is lighter than air it cannot be collected by downward displacement of air.
Multiple Choice Question
The metal which reacts with cold water to produce hydrogen is
FILL IN THE BLANK
........................... means ‘maker of water’ in Greek.
FILL IN THE BLANK
In electrolysis of water, dilute sulphuric acid is added to increase ..................of water.
What is noticed if the products are not allowed to escape?
Give reason for the following:
The end of the thistle funnel should be dipped under acid.
Give reason:
A candle brought near the mouth of a jar containing hydrogen gas starts burning but is extinguished when pushed inside the jar.
Starting from hydrogen gas how would you obtain a basic gas.
Select the correct options for the following statement:
The metal which reacts with steam liberating hydrogen & the reaction is reversible.
