Which of the following are examples of metalloids?
1.Boron
2.Silicon
3.Aluminium
4.Arsenic
5.Antimony
1
2 and 5 only
2
1, 2 and 3 only
3
1, 2, 4 and 5 only
4
2, 3, 4, 5 only
Which of the following are examples of metalloids?
1.Boron
2.Silicon
3.Aluminium
4.Arsenic
5.Antimony