Valence Electrons and Periodic Table Concepts

Front

What are valence electrons?

Back

Valence electrons are the electrons in the outermost shell of an atom that are involved in chemical bonding.

Front

How do you determine the number of valence electrons in an element?

Back

The number of valence electrons can be determined by the group number of the element in the periodic table.

Front

What is the significance of valence electrons in chemical reactions?

Back

Valence electrons determine how an element will react chemically with other elements.

Front

What is a chemical change?

Back

A chemical change is a process where substances combine or break apart to form new substances.

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is a covalent bond?

Back

A covalent bond is a type of chemical bond where two atoms share one or more pairs of valence electrons.

Front

What is the formula for Carbon Tetraachloride?

Back

The formula for Carbon Tetraachloride is CCl4.

Front

What is the formula for Carbon Trioxide?

Back

The formula for Carbon Trioxide is CO3.

Front

What is a bonding pair?

Back

A bonding pair consists of 2 electrons shared between 2 atoms in a covalent bond.

Front

What is a binary ionic compound?

Back

A binary ionic compound is a compound composed of two different elements, typically a metal and a non-metal, that are bonded ionically.