PS4: The Periodic Table Test Review

How many oxygen atoms are in the compound 3NaHCO₃?

How are the classes of elements arranged on the periodic table from left to right?

The horizontal rows on the periodic table are called ________

What does atomic mass represent?

This is formed when an atom gains or loses an electron.

How is the modern periodic table organized?

How many valence electrons do atoms want to be stable?

What type of bond is formed between a metal and a nonmetal?

Which of the following is a property of nonmetals?

Elements in the same ____________ have similar properties and reactivities.

In the periodic table, the vertical (up & down) columns are called ______

What does the atomic number tell you?

If an atom loses an electron, it becomes a _______.

When electrons are shared, what type of bond is formed?

What type of bond is formed between 2 nonmetals?

The electrons involved in bonding are called __________ electrons.

What metalloid is considered a semiconductor and used in computer chips and solar cells?

What type of element is the majority of the periodic table composed of?

A __________ has properties of both metals and nonmetals.

Metals tend to form _____ ions, and nonmetals tend to form _____ ions.

What group on the periodic table is considered nonreactive (stable)?

A(n) __________ is an atom with the same amount of protons but different numbers of neutrons.

What type of bond is formed when electrons are lost or gained (transferred)?

What is a property of metals?

What determines the identity of an element?