Advertisements
Advertisements
प्रश्न
Correct the following statement:
Very dilute nitric acid reacts with iron to produce hydrogen.
Advertisements
उत्तर
Very dilute nitric acid reacts with magnesium and manganese to produce hydrogen.
APPEARS IN
संबंधित प्रश्न
Write a balanced equation for the following:
Iron reacts with dil. HCl
From the knowledge of activity series, name a metal which shows the following properties:
It forms a base which is insoluble in water.
A small piece of calcium metal is put into a small trough containing water. There is effervescence and white turbidity is formed.
Name the gas formed in the reaction. How would you test the gas?
A small piece of calcium metal is put into a small trough containing water. There is effervescence and white turbidity is formed.
Write an equation for the reaction.
Choose the correct option:
Hydrogen is evolved by the action of cold dil. HNO3 on
Give reason for the following:
Potassium and sodium are not used for reaction with dilute hydrochloric acid or dilute sulphuric acid in the laboratory preparation of hydrogen.
Metal in the powdered form reacts very slowly with boiling water, but it decomposes in steam. Name the metal.
Select the odd one out and justify your answer.
Fe, Zn, Cu and Mg
Correct the following statement:
Conc. H2SO4 reacts with zinc to liberate hydrogen.
Name the following.
The salt formed when aluminium reacts with potassium hydroxide, during the preparation of hydrogen from alkalis.
