Atomic Structure and the Periodic Table Test Review

The maximum number of electrons that can occupy the 2nd shell of an atom of magnesium is

What is an atom’s nucleus made of?

The total number of electrons in the outer shell of a sodium atom is

Which of the following is a transition metal?

Which of the following elements would be the best conductor of electricity?

How many electrons will a neutral atom of carbon have if its nucleus has 6 protons and 8 neutrons?

Two different isotopes of an element have the same _____.

What is the correct electron arrangement for sulfur? (Hint: think about electron shells/energy levels!)

Which particles determine the atomic number of an element?

The mass of the most common isotope of an element is known based on an element’s ____.

An unstable nucleus results from too many or too few___ .

Which part of the periodic table indicates the number of energy levels in the electron cloud?

Which of the following elements would be the most reactive?

An atom is neutral because

An element with 5 protons, 6 neutrons, and 8 electrons has an atomic number of

At room temperature, most metals are ___.

What is the correct symbol for an isotope of carbon with 6 protons and 6 neutrons?

An element with 5 protons, 6 neutrons, and 8 electrons has a mass numberof

Which of the following elements would be the least reactive?

Atoms of the same element that have different numbers of neutrons are called

Hydrogen is in group 1 with lithium, sodium, potassium, rubidium, cesium, and francium because it_________.

Atoms of elements in the same group of the periodic table share the same

The farther an electron is from the nucleus, the more ___ it has.

The total number of neutrons in the nucleus of any atom is equal to the

Boron, carbon, nitrogen and oxygen are all members of the same_____ .

Which statement about the arrangement of the periodic table is not true?

Two different isotopes of an element have different_____ .