Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Increasing paramagnetic character of dipositive ion - Sarthaks eConnect

Increasing paramagnetic character of dipositive ion:

`Cu^(+2)<Co^(+2)<Ni^(+2)<Fe^(+2)<Mn^(+2)`

`Co^(+2)<Cu^(+2)<Ni^(+2)<Fe^(+2)<Mn^(+2)`

`Cu^(+2)<Co^(+2)<Fe^(+2)<Mn^(+2)<Ni^(+2)`

`Cu^(+2)<Ni^(+2)<Co^(+2)<Fe^(+2)<Mn^(+2)`