Chemistry
Quick Links
Past Questions
Question 1972
waec 1997
a
Tyndal effect
b
diffusion
c
osmosis
d
brownian movement
e
dialysis
Question 1973
waec 1997
a
electrons, neutrons and protons
b
electrons and protons
c
protons and neutrons
d
orbital electrons
e
valence electrons
Question 1975
waec 1997
a
is monatomic
b
is radioactive
c
is a noble gas
d
has a complete valence shell
e
has a low boiling point
Take a test
CBT Simulator
Create and set up a CBT environment to practice for any CBT exam.
JAMB CBT Simulator
Practice JAMB CBT with real UTME past questions in CBT format.
WAEC CBT Practice 2026 Simulator
Practice WAEC past questions in a real CBT exam environment.
NECO CBT Practice 2026 Simulator
Prepare for 2026 NECO exams using real past questions in CBT mode.