Advertisements
Advertisements
प्रश्न
Which of the following metals can displace the other two metals from their salt solutions?
पर्याय
Zinc
Iron
Copper
Advertisements
उत्तर
Zinc
Explanation:
Zinc is most reactive among the three metals and copper is the least reactive metal. Reactivity of iron is in between zinc and copper. So, zinc metal can displace the other two metals from their salt solutions.
APPEARS IN
संबंधित प्रश्न
Saloni took a piece of burning charcoal and collected the gas evolved in a test tube.
(a) How will she find the nature of the gas?
(b) Write down word equations of all the reactions taking place in this process.
Which property of graphite is utilised in making electrodes?
Explain how, a reduction reaction of aluminium can be used for welding cracked machine parts of iron. Write a chemical equation for the reaction involved.
State two important uses of following metal
Uses of magnesium
Write name.
Molecular formula of the common ore of aluminium.
Write name.
The device used for grinding an ore.
Write scientific reason.
Pine oil is used in froth flotation.
When a copper coin is dipped in the solution of silver nitrate, it shows a lustre on its surface. Explain this process with the help of a chemical equation.
What is ductility?
Which one of the following metals do not react with cold as well as hot water?
