D-And F-Block Elements Ques 156
Question: Which metal is used to make alloy steel for armour plates, safes and helmets
[KCET 2003]
Options:
A) Al
B) Mn
C) Cr
D) Pb
Show Answer
Answer:
Correct Answer: B
Solution:
$ Mn $ used to make alloy steel for armour plates, safes and helmets.