Question

Iron and steel made from it are widely used to make various objects.The major problem associated with the use for various purposes is-
a) iron is a very hard metal
b) iron is a very costly metal
c) iron is very difficult to come by on earth
d) iron is wasted by rusting in air and water​

Answer 1

Answer:

option d

Explanation:

Iron is wasted by rusting in air and water because when iron get rusted, we can't use it easily.

Answer 2

d) iron is wasted by rusting in air and water is the major problem associated with the use for various purposes.

Explanation:

• Iron and steel made from it are widely used to make various objects.

• The major problem associated with the use of iron is rusting.

• This is known as redox. The process is known as when oxygen directly contacts with iron-containing water. That's leading to the formation of iron oxides.

• Hence, The major problem associated with the use for various purposes is iron is wasted by rusting in air and water​.