Bonding Exam Practice Review

How many valence electrons does an atom need to become stable?

• 2

• 4

• 6

• 8

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

Ionic Bonds occur between what two types of atoms?

• metals and metals

• Non metals and Non metals

• Metals and Non Metals

• unknown

Tags

NGSS.HS-PS1-3

Positively charged Atoms are called?

• cations

• anions

negatively charged atoms are called?

• cations

• anions

At atom that GAINS 1 electron will have what charge?

• +1

• +2

• -1

• -2

At atom loses 2 electrons, its charge becomes what

• +1

• +2

• -1

• -2

When magnesium burns in oxygen it produces MgO. Use the ionic formula to name the compound produced.

• Magnesium oxygen

• Oxygen magnesium

• Magnesium oxide

• Oxygen magnesiumide

Tags

NGSS.MS-PS1-1

According to the Octet Rule, atoms of elements react with each other in order to attain ____ electrons in their outermost energy level or shell.

• 2

• 4

• 6

• 8

• 10

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

What is the best definition of valence electrons?

• The outermost electron NOT involved in chemical reactions

• The innermost electrons involved in chemical reactions

• The outermost electrons involved in chemical reactions.

• The innermost electrons NOT involved in chemical reactions

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

Which of the following could NOT form an ionic compound? Check all that apply.

• Li⁺ and Cl^-

• F^- and O^2-

• Ba²⁺ and Ag⁺

• Mg²⁺ and S^2-

Tags

NGSS.HS-PS1-2