Metallic oxides of zinc, magnesium and copper were heated with the following metals.
Metal | Zinc | Magnesium | Copper |
Zinc oxide | - | - | - |
Magnesium oxide | - | - | - |
Copper oxide | - | - | - |
In which cases will you find displacement reactions taking place ?
Metal | Zinc | Magnesium | Copper |
Zinc oxide | No reaction | Displacement | No reaction |
Magnesium oxide | No reaction | No reaction | No reaction |
Copper oxide | Displacement | Displacement | No reaction |
Explain the meanings of malleable and ductile
Which of the following methods is suitable for preventing an iron frying pan from rusting ?
Name two metals which are found in nature in the free state.
Give reasons : Sodium, potassium and lithium are stored under oil.
What are alloys ?