2. Atoms & Elements

Which two subatomic particles make up the nucleus of an atom?

Which subatomic particles are found in the nucleus of an atom, while others travel around the nucleus?

Which subatomic particle is found in the nucleus and has a positive charge?

Which subatomic particle was discovered by researchers working with cathode-ray tubes?

Which subatomic particle primarily participates in chemical bonding?

Which subatomic particles determine the atomic number of a carbon-12 atom?

In a diagram of an atom, the part marked 'b' is located in the nucleus. Which of the following is a characteristic of this part of the atom?

Which subatomic particle in an atom carries a positive charge?

Which of the following is true about subatomic particles?

Which of the following subatomic particles is the smallest in mass?

Which subatomic particles contribute the most to the mass of an atom?

Which type of subatomic particle orbits around the nucleus in an atom?

Which subatomic particle is most equal to a neutron in mass?

Which of the following lists the two particles found together inside the nucleus of an atom?

Which particles would you find in the nucleus of an atom?