Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. UNIBEN
  4. /
  5. General Paper
  6. /
  7. 2013/2014
  8. /
  9. Q41
Question 41

Which of the following ions is a pollutant in drinking water even in trace amounts

  • A.Ca2+
  • B.Hg2+
  • C.Mg2+
  • D.Fe2+
Objective

Question details

Exam body
UNIBEN
Subject
General Paper
Year
2013/2014
Question no.
#41
Type
Objective
Previous · Q40What is the value of n in the equation? XO - 4 + 8H + + ne → X 2+ + 4H 2 O Next · Q42 1.1g of CaCI 2 dissolved in 50cm 3 of water caused arise in temperature of…

More from this paper

  • Q37Which of the following set of elements has the same outer most electronic…
  • Q38Which of the following periodic properties decreases down the group?
  • Q39Which of the following is an ore of Aluminum
  • Q43Helium is often used in observation balloons because it is
  • Q44Which of the following solution will has a pH< 7?
  • Q45General Yakubu Gowon create 12 States in Nigeria on .
See all General Paper 2013/2014 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