The effect of the presence of impurities such as carbon and sulphur on iron is that they

Dave333

4 years ago

@dammy,I have seen someone who used the my school Mobile app,And,Later got 251 in his jamb.

Myschool Kelly

10 years ago

Correction has been made. Thanks for your contributions.

Victoremeks

10 years ago

My school is wack oo.. Impurities lowers melting point joor D is d ans

QueenEby

2 months ago

Generally, we all know that impurities lower melting point, but in this case, Carbon especially, increases the tensile strength of iron. This is exactly why Cast iron is stronger than wrought iron. Wrought Iron has lesser carbon content. So, I disagree with the answer.

badformular

10 years ago

d is d ansa

Ebuseg10

10 years ago

A and D are both correct

Emmanuel ezeokoli

10 years ago

yeh,dat is d answer.

Ejiro19

10 years ago

its wrong the answer is that it increases its tensile strength

Ikennaharry

10 years ago

Impurities lowers the melting point of iron....most of d anss here ar wrng, admin pls sit up