The Structure of the Atom Answers

In which of these statements are protons, electrons, and neutrons correctly compared?

A nitride ion has 7 protons, 8 neutrons, and 10 electrons. What is the overall charge on this ion?

An atom of element Be has four protons, four electrons, and five neutrons. Which element below could be an isotope of this atom?

The table below gives the atomic mass and relative abundance values for the three isotopes of element M.Relative abundance (%)Atomic mass (amu)78.9923.985010.0024.985811.0125.9826What is the average atomic mass (in amu) of element M?

Which statement describes an electron?

Which two particles are found in the nucleus of an atom?

A lithium atom has three protons, three neutrons, and three electrons. What is the overall charge on this atom?

A scientist uses an accelerator and high energy electrons to study the particles inside the protons of a helium atom. What particles is the scientist studying?

What is the charge on an electron?

A particle that travels around the nucleus of an atom in orbitals is called a(n)