Join your school's WhatsApp group
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts

Chemistry 2017 WAEC Past Questions

Clear Selections
Change Subject Post a Question Check Syllabus Study My Bookmarks Past Questions Videos Watch Video Lessons Download App

NECO offline past questions - All questions, answers & explanations in one app 25712
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
1

Which of the following species determines the chemical properties of an atom?

  • A. Electron
  • B. Neutron
  • C. Nucleus
  • D. Proton
View Answer & Discuss (6) WAEC 2017
2

The following glasswares are used to measure the volume of liquids EXCEPT

  • A. graduated beaker
  • B. pipette
  • C. test tube
  • D. burette
View Answer & Discuss WAEC 2017
3

Pauli exclusion principle is related to

  • A. quantity of electrons in the valence shell
  • B. filling the orbitals with lower energy first
  • C. the filling of degenerated orbitals
  • D. quantum numbers of electrons
View Answer & Discuss (2) WAEC 2017
NECO offline past questions - All questions, answers & explanations in one app 25712
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
4

The species with no electron in the 3d-orbital is

  • A. \(Zn^{2+}\)
  • B. \(Sc^{3+}\)
  • C. Cu
  • D. \(Mn\)
View Answer & Discuss WAEC 2017
5

The seperation of Nitrogen from oxygen using fractional distillation of air is possible because

  • A. nitrogen is less dense than oxygen
  • B. oxygen is more reactive than nitrogen
  • C. of the difference in their boiling points
  • D. they belong to the same period
View Answer & Discuss WAEC 2017
Start a Free Practice Test
 
Join your school's WhatsApp group
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709