Rutherford's Gold Foil experiment demonstrated that electrons orbited the nucleus of an atom in fixed orbits.
Which of the following is used to measure line spectra?
Solid state detector
Which of the following refers to the distance radiation travels through a medium?
Which of these particles has the highest ionising capability?
What is the charge of a beta particle?
What does the atomic number of an atom refer to?
The number of protons
The number of neutrons
The number of electrons
The number of electrons and protons
The number of protons and neutrons
Isotopes are atoms of the same atomic number but different mass number.
Which of the following involves the emission of an electron
What is the formula for radioactive decay?
A = λN
A = λ/N
λ = AN
Nuclear fission is the source of the sun's energy.