Highly electropositive metals can not be extracted by carbon reduction process because these :

Highly electropositive metals can not he extracted by carbon reduction process because these

Which metal cannot be extracted by carbon reduction process?

Highly electropositive metal(s) can not be commercially extracted by carbon reduction process at high temperature because these :

Highly electropositive metal(s) can not be commercially extracted by carbon reduction process at high temperature because these :

Which of the following metals cannot be extracted by carbon reduction process ?