Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. NDA
  4. /
  5. Chemistry
  6. /
  7. 2016/2017
  8. /
  9. Q38
Question 38

The substance least considered as a source of environmental pollution is

  • A.uranium
  • B.lead compound
  • C.Organophosphorous compounds
  • D.silicate minerals.
Objective

Question details

Exam body
NDA
Subject
Chemistry
Year
2016/2017
Question no.
#38
Type
Objective
Previous · Q37The reaction of an alkene with hydrogen in the presence of a catalyst is Next · Q39 In the reaction CaC 2(s) + 2H 2 O ⟶ Ca(OH) 2(s) + C 2 H 2(g) , what is the mass…

More from this paper

  • Q32A colourless solution was tested with Tollen's reagent, the colourless solution…
  • Q33The metal used to recover copper from a solution of copper sulphate is
  • Q34The Metallurgical process in which a metal is obtained in a fused state is…
  • Q35Which of the following statements is correct? Aqueous solution of oxides of…
  • Q36Which of the following is not true about electrovalent compounds.
  • Q40If "d" represents the density of a gas and "k" is a constant, the rate of…
See all Chemistry 2016/2017 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