Exam 2: Structure of the Atom

Atoms in each group have the same number of

The N shell can hold _______ electrons.

In the middle of the periodic table of elements there are elements that don't fit exactly into one of the eight groups.

If an atom has more electrons than protons, it will

Atoms with different atomic numbers but the same atomic mass numbers are

The atomic nucleus contains

The number of protons and neutrons in the atom's nucleus is the

Discovery of the electron is attributed to

The L shell can hold _______ electrons.

The periodic table of elements classifies by period and group. The group is the

When the bond between two atoms is due to one atom giving up an electron and the other atom gaining an electron, it is called a

If a particle strikes a nucleus with the same amount of energy as the atom's nuclear binding energy

The outermost shell of an atom can hold fewer than 8 electrons.

The number of protons in an atom's nucleus is reflected in its

Electron shells are the hard coating around the electron.

If an atom has 15 electrons, which will be the outermost shell?

In a neutral atom, the atomic number does NOT indicate the number of

For the chemical element sodium (2211Na), the atomic mass number is

The most commonly known modern atomic theory was developed by

The electron shell closest to the nucleus is lettered