Atoms and Periodic Table Flashcard

Front

What are periods on the periodic table?

Back

Periods are horizontal rows on the periodic table.

Front

What charge does a neutron have?

Back

A neutron has a neutral charge.

Front

What does it mean for atoms on the Periodic Table to be neutral?

Back

It means they have the same number of protons and electrons.

Front

Which elements have similar properties?

Back

Elements in the same group (like O, S, Se) have similar properties.

Front

What is an alkali metal?

Back

An alkali metal is a group of elements in the first column of the periodic table, such as Sodium.

Front

What are the three subatomic particles?

Back

Protons, neutrons, and electrons.

Front

Where are protons located in an atom?

Back

Protons are located in the nucleus of an atom.

Front

What is the charge of a proton?

Back

A proton has a positive charge.

Front

What is the charge of an electron?

Back

An electron has a negative charge.

Front

What is the atomic number of an element?

Back

The atomic number is the number of protons in the nucleus of an atom.