Chemistry WAEC

What is the change in the oxidation number of phosphorus in the the reaction represented by the following equation? 4P (s) + 5O2 (g) → 2P2O5(g)

A. 0 to + 2
B. 0 to 5
C. +4 to + 2
D. +4 to +5
E. +4 to +7

Correct Answer:

Option B = 0 to 5

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…

3 months ago

List of Universities Offering Anthropology in Nigeria

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

3 months ago

List of Universities Offering Sociology in Nigeria

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

3 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…

3 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…

3 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…

3 months ago