Chemical Bonds Practice

Front

What is the charge of iodine when it has 7 valence electrons?

Back

-1

Front

What type of element is hydrogen classified as?

Back

Non-metal

Front

How many valence electrons does hydrogen have?

Back

1

Front

What is the rule for determining if a bond is ionic or covalent?

Back

Ionic bonds form between a metal and a non-metal.

Front

What type of element is helium classified as?

Back

Non-metal

Front

What are valence electrons?

Back

Valence electrons are the electrons in the outermost shell of an atom that are involved in forming bonds.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Front

What is an ionic bond?

Back

An ionic bond is a type of chemical bond that occurs when electrons are transferred from one atom to another, typically between a metal and a non-metal.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-3

Front

What is a covalent bond?

Back

A covalent bond is a type of chemical bond that occurs when two atoms share one or more pairs of electrons.

Tags

NGSS.HS-PS1-1

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 bonding?

Back

Valence electrons determine how an atom can bond with other atoms and influence the chemical properties of the element.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2