If an atom has 9 protons and 7 electrons, what is the relative charge of the atom?
What is the relative charge of a proton?
Are neutrons positively charged, negatively charged, or neutral?
If an ion has 14 electrons but a relative charge of +2, how many protons are in the nucleus of the ion?
What are the 2 types of particles that make up the nucleus of an atom?
What is the relative charge of an electron?
In the nuclear model of the atom, does the nucleus have a positive charge, a negative charge, or no charge?
Most of the space in an atom is taken up by .
What is the relative charge of a neutron?
The image shows a diagram of an atom, which is not to scale.