Question 1
When permanganate ion serves as an oxidizing agent in acidic aqueous solution the manganese-containing product most likely to be formed is ________.
◦ Mn
2+◦ MnO
2 ◦ MnO
4- ◦ MnO
◦ Mn
Question 2
Which element displays ferromagnetism?
◦ Co
◦ Cu
◦ Ti
◦ Cr
◦ V