Bonding Review

Valence electrons are: 

• Electrons farthest away from the nucleus
• Electrons closest to the nucleus
• Electrons that just come and go - they don't stay with the atom
• Electrons in the second shell

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

When electrons are transferred from cations to anions ________ bond is formed

• A Covalent

• A Metallic

• An Ionic

Tags

NGSS.HS-PS1-2

When electrons are shared a ________ bond is formed

• Ionic
• Covalent
• Metallic

Tags

NGSS.HS-PS1-4

A charged particle that has gained or lost electrons is called a _____.

• molecule
• ion
• isotope
• element

When forming an ionic bond, a metal atom

• Gains electrons to form a cation
• Loses electrons to form a cation
• Gains electrons to form an anion
• Loses electrons to form an anion

Tags

NGSS.HS-PS1-2

What elements generally make a covalent bond?

• metal and nonmetal
• 2 or more nonmetals
• metal
• none of the above

Tags

NGSS.HS-PS1-1

In chemical compounds, covalent bonds form when

• the electronegativity difference between two atoms is very large.

• electrons are completely transferred between two metals.

• pairs of electrons are shared between two nonmetal atoms.

• two nonmetal atoms are attracted to each other by opposite charges.

Which part of the atom is responsible for chemical bonding?

• Core Electrons

• Valence Electrons

• Protons

• Neutrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Ionic bonds are formed when there is an electrostatic force between cations(+) and anions (-)

• True

• False

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

A chemical bond that involves the sharing of nonmetal electrons.

• ionic bond
• an Ion
• covalent bond
• a anion