Atomic Structure and Periodic Table Unit Review

Front

How many electrons does Silicon (Si) contain?

Back

14

Front

What is the number of protons in Silicon (Si)?

Back

14

Front

Which particles make up the nucleus of an atom?

Back

Protons and neutrons.

Front

Where did Bohr discover that electrons are located?

Back

In circular orbits around the nucleus.

Front

How many valence electrons does Iodine (I) have?

Back

7

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus.

Front

What is the mass number of an atom?

Back

The total number of protons and neutrons in the nucleus.

Front

What is an isotope?

Back

Atoms of the same element with different numbers of neutrons.

Front

What is the electron configuration of an atom?

Back

The distribution of electrons in the atomic orbitals.

Front

What is the periodic table?

Back

A tabular arrangement of elements based on their atomic number and properties.