cameroon gce A level June 2019 chemistry 1
Questions 1 – 38 (Thirty eight questions).
Directions: Each of the questions or incomplete
statements in this section is followed by four
suggested answers. Select the best answer in each
case.
1. An object placed on the path of a cathode ray
in a cathode ray tube produces a sharp
shadow on the screen placed at the anode.
This statement indicates that
A Electrons behave as a wave
B Electrons travel in straight lines
C Electrons have both wave and particle
properties
D Electrons are negatively charged
