Periodic Table Element Identification

Front

What is the mole used for?

Back

To measure the amount of atoms or molecules in a substance.

Front

How many valence electrons does beryllium have?

Back

2

Front

What do covalent compounds do?

Back

Share electrons.

Front

What element is #7 on the Periodic table?

Back

Nitrogen (N).

Front

What is the correct name for MgI₂?

Back

Magnesium iodide.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the significance of valence electrons?

Back

They determine how an element reacts chemically.

Front

What is an ionic bond?

Back

A bond formed by the transfer of electrons from one atom to another.

Front

What is the Periodic Law?

Back

The properties of elements are a periodic function of their atomic numbers.

Front

What is the difference between metals and nonmetals?

Back

Metals are typically shiny, conductive, and malleable, while nonmetals are dull, insulative, and brittle.