Chemistry WAEC

Copper can best be purified by?

A. roasting the impure copper in a blast furnace
B. heating the oxide with coke
C. electrolyzing a copper (ll) salt solution using the impure copper as the anode
D. converting the impure copper to a trioxonitrate (V)
E. washing the impure copper with sodium hydroxide solution

Correct Answer:

Option C – electrolyzing a copper (ll) salt solution using the impure copper as the anode

Sunday

Share
Published by
Sunday
Tags: Chemistry

Recent Posts

List of Universities Offering Veterinary Medicine in Nigeria

Veterinary medicine is the branch of medicine that deals with the prevention, diagnosis, and treatment…

4 months ago

List of Universities Offering Anthropology in Nigeria

Anthropology is the scientific study of human beings and their cultures. It encompasses a wide…

4 months ago

List of Universities Offering Sociology in Nigeria

Sociology is the scientific study of human society, culture, and behavior. It examines the social…

4 months ago

List of Universities Offering Social Work in Nigeria

Social Work is a profession dedicated to helping individuals, families, and communities to cope with…

4 months ago

List of Universities Offering Religious Studies in Nigeria

Religious studies is an academic discipline that explores the beliefs, practices, and history of various…

4 months ago

List of Universities Offering Public Administration in Nigeria

Public administration is the field of study and practice that focuses on the organization and…

4 months ago