Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. FUNAAB
  4. /
  5. Chemistry
  6. /
  7. 2020/2021
  8. /
  9. Q6
Question 6

What is the change in oxidation number of manganese in the reaction represented by the following equation?

  • A.+3 to +2
  • B.+4 to +2
  • C.+5 to +2
  • D.+7 to +2
Objective

Question details

Exam body
FUNAAB
Subject
Chemistry
Year
2020/2021
Question no.
#6
Type
Objective
Previous · Q5Which of the following typically represents a photochemical reaction? Next · Q7 Which of the following elements is a d-block element?

More from this paper

  • Q2Reduction is the process of
  • Q3The raw material used for the smelting of iron ore in a furnace is
  • Q4The sulphide which is insoluble in dilute hydrochloric acid is
  • Q8Which of the following factors would not affect the solubility of a gas?
  • Q9Kerosine is commonly used to remove the red colour stain of palm oil from…
  • Q10The most suitable metal that can be used as a lightning conductor is
See all Chemistry 2020/2021 questions
Teacha

Africa's learning & exam readiness platform. Built for students, tutors, and schools.

Platform

  • Courses
  • Mock Exams
  • Past Questions

For You

  • I'm a Tutor
  • I'm a School
  • Pricing

© 2025 Teacha. Built for African learners, tutors, and schools. Teacha is not affiliated with WAEC, NECO, or JAMB. All past questions are sourced from publicly available materials.

Privacy PolicyTerms of UseCookie Policy