Advertisements
Advertisements
प्रश्न
‘Magnesium reacts with very dilute nitric acid at low temperatures liberating hydrogen.’ Give reasons.
Advertisements
उत्तर
Magnesium reacts with dil. HNO3 at low temperature liberating H2, since oxidizing action of dil. HNO3 is much reduced due to dilution.
APPEARS IN
संबंधित प्रश्न
From the knowledge of activity series, name a metal which shows the following properties
It reacts readily with cold water
From the knowledge of activity series, name a metal which shows the following properties:
It forms a base which is insoluble in water.
Thin strips of magnesium, copper, and iron are taken.
Arrange these metals in descending order of reactivity.
Which metal is preferred for collecting hydrogen from steam? Write the balanced equation for the case.
Give a reason for the following.
Hydrogen is collected by the downward displacement of water and not of air, even though it is lighter than air.
Select the odd one out and justify your answer.
Zn, Fe, Mg, and Na
Which of the following metals does not give hydrogen with acids?
What do you observe when dilute sulphuric acid is added to Zinc granules.
Using dilute sulphuric acid how would you differentiate between:
Copper and magnesium
How would you identify the gaseous products evolved.
Name the following.
A metal which cannot be used for the preparation of hydrogen using dilute acids.
