JAMB CBT Mobile App 2024 - Free Download
JAMB CBT 2024 - Candidates, Schools, Centres, Resellers - Get Ready!
  1. Home
  2. Classroom
  3. Chemistry

Chemistry Past Questions

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

JAMB CBT Software 2024 - Free Download
JAMB CBT 2024 - Candidates, Schools, Centres, Resellers - Get Ready!
JAMB CBT Mobile App 2024 - Free Download
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
4046

The nucleus of a hydrogen  atom consist of a?

  • A. 1 proton only
  • B. 1 proton, 2 neutron
  • C. 1 neutron only
  • D. 1 electron only
View Answer & Discuss (8) JAMB 2021
4047

The metal used to recover copper from a solution of copper sulphate is?

  • A. Na
  • B. Ag
  • C. Hg
  • D. Fe
View Answer & Discuss (4) JAMB 2021
4048

The nucleus of an atom consists of?

  • A. Electrons and neutrons
  • B. Electrons and protons
  • C. Protons and neutrons
  • D. None of the above
View Answer & Discuss JAMB 2021
JAMB CBT Software 2024 - Free Download
JAMB CBT Mobile App 2024 - Free Download
JAMB CBT 2024 - Candidates, Schools, Centres, Resellers - Get Ready!
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
4049

A solution contains 20g of solute in 180g of solvent. If the solvent is water, what is the concentration of the solution in terms of mass by mass percentage

  • A. 11.%
  • B. 22.2%
  • C. 10%
  • D. 20%
View Answer & Discuss (3) JAMB 2021
4050

The only metal that is anti-bacterial is?

  • A. Iron
  • B. Sodium
  • C. Alluminium
  • D. Copper
View Answer & Discuss JAMB 2021
Start a Free Practice Test
 
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
JAMB CBT Mobile App 2024 - Free Download
JAMB CBT 2024 - Candidates, Schools, Centres, Resellers - Get Ready!
JAMB CBT Software 2024 - Free Download