C: the total number of neutrons
Oracle Prep sorts past-paper questions by topic, so you can drill Nuclear physics and see which topics are most likely to come up next.
Sign up free →Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content
An unstable nucleus of an element decays by emitting an α-particle or a β⁻ particle to become a nucleus of a differen…
A stationary nucleus has nucleon number A. The nucleus decays by emitting a proton with speed v to form a new nucleus…
An isolated stationary nucleus Q decays into nucleus R and an α-particle. The α-particle has speed 1.5 x 10⁷ms⁻¹.
What could not be a measurement of a physical quantity?
A computer memory stick is labelled as having a storage capacity of 128 GB. The letter B stands for byte, which is a …
A man of mass 75.2 kg uses a set of weighing scales to measure his mass three times. He obtains the following reading…