Question

How is magnese extracted from magnese dioxide ,MnO2 ?EXPLAIN with the help of an equation? (1 question)

How would the tendancy to gain electrons change on moving from left to right in a period of periodic table?

Answer 1

Mn atomic no. =12 and oxygen atomic no. = 8
Mn =2,8,2 oxygen=2,6
oxygen gain 2 electron
2
Mn+---->O-

Answer 2

Mn atomic no. = 12 and oxygen atomic no. = 8
Mn = 2,8,2 oxygen = 2,6
oxygen gain 2 electron
2
Mn + ----> O.