Periodic Practice Test

Front

What is the atomic number of Xenon?

Back

54

Front

How many energy levels does Xenon have?

Back

5

Front

What period is Rhenium in?

Back

6

Front

What is electronegativity?

Back

Electronegativity is a measure of the tendency of an atom to attract a bonding pair of electrons.

Front

Which element has a higher electronegativity than arsenic (As)?

Back

Carbon (C)

Front

What is ionization energy?

Back

Ionization energy is the energy required to remove an electron from an atom in its gaseous state.

Front

Which element has a higher ionization energy than arsenic (As)?

Back

Neon (Ne)

Front

What is the mass number of an atom with 8 protons and 9 neutrons?

Back

17

Front

How do you calculate the mass number of an atom?

Back

Mass number = Number of protons + Number of neutrons.

Front

What is the significance of the period number in the periodic table?

Back

The period number indicates the number of electron shells in an atom.