Advertisements
Advertisements
प्रश्न
What is observed when hot, concentrated caustic soda solution is added to aluminium? Write a balanced equation.
Advertisements
उत्तर
\[\ce{2Al + \underset{concentrated}{\underset{Hot and}{2NaOH}}+ 2H2O -> \underset{(colourless)}{\underset{Sodium meta aluminate}{2NaAlO2}} + 3H2}\]
संबंधित प्रश्न
What do you observe when caustic soda solution is added to the following solution, first a little and then in excess:
FeCl3
Write a balanced equation for this reaction.
What do you observe when caustic soda solution is added to the following solution, first a little and then in excess:
Pb(NO3)2
Write balanced equation for this reaction.
Name the chloride of a metal which is soluble in excess of ammonium hydroxide. Write equation for the same.
Name a yellow monoxide that dissolves in hot and concentrated caustic alkali.
What do you observe when ammonium salt is heated with caustic soda solution?
State what do you observe when:
Neutral litmus solution is added to alkaline solution
Write balanced equation reaction of sodium hydroxide solution with iron (III) chloride solution.
Distinguish by adding:
Sodium hydroxide solution and ammonium hydroxide solution to calcium salt solution and lead salt solution.
Distinguish by adding:
Sodium hydroxide solution and ammonium hydroxide solution to copper salt solution and ferrous salt solution.
Write the word equation when ammonium salt is heated with caustic soda solution.
