Advertisements
Advertisements
प्रश्न
Where does the metal aluminium, used in the thermit process, occurs in the reactivity series of metals?
Advertisements
उत्तर
The reactivity series of metals as: K > Na > Ca > Mg > Al > C > Zn > Fe > Sn > Pb
As aluminium is more reactive than iron so it is placed above iron in the reactivity series.
APPEARS IN
संबंधित प्रश्न
The solution of Aluminium sulphate in water is .....................
(a) Green
(b) Colourless
(c) Pink
(d) Blue
The reaction of an iron nail with copper sulphate solution is ........... reaction.
(a) Combination
(b) Displacement
(c) Double displacement
(d) Decomposition
Name the metal which has been placed just below copper in the reactivity series.
Complete and balance the following equation:
Na + O2 →
Explain why, metals usually do not liberate hydrogen gas with dilute nitric acid.
What happens when magnesium reacts with very dilute nitric acid? Write an equation for the reaction involved.
What happens when calcium reacts with water? Write the chemical equation of the reaction of calcium with eater.
In a solution of lead acetate, a strip of metal M was dipped. After some time, lead from the solution was deposited on the metal strip. Which metal is more reactive, M or lead?
Name a metal which does not react with cold as well as hot water but reacts with steam.
What is the cause of chemical bonding (or chemical combination) of atoms of elements?
