Periodic Table

Front

What is the chemical symbol for Silicon?

Back

Si

Front

When elements are in the same ROW, they are all in the same-

Back

Period

Front

In what order do we find metals, nonmetals, and metalloids on the Periodic Table?

Back

metals, metalloids, nonmetals

Front

What classification of element is Lithium?

Back

Metal

Front

How many protons does an atom of Calcium have?

Back

20

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What are the three main categories of elements on the Periodic Table?

Back

Metals, Nonmetals, Metalloids.

Front

What is a Period in the context of the Periodic Table?

Back

A horizontal row of elements.

Front

What is a Group or Family in the context of the Periodic Table?

Back

A vertical column of elements with similar properties.

Front

What is the significance of the atomic mass of an element?

Back

It represents the average mass of an atom of an element, accounting for isotopes.