Unit 03: Chemical Bonding I

A ________ is an attraction between atoms that allows the formation of chemical substances that contain two or more atoms.

• metallic bond

• chemical bond

• ionic bond

• covalent bond

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-3

Which of the following bonds forms between two metals?

• metallic bond

• chemical bond

• ionic bond

• covalent bond

Which of the following bonds forms between two nonmetals?

• metallic bond

• chemical bond

• ionic bond

• covalent bond

Which of the following bonds forms between a metal and a nonmetal?

• metallic bond

• chemical bond

• ionic bond

• covalent bond

Which property of elements can be used to predict the types of bonds that will form during a chemical reaction?

• Atomic Radius

• Ionization Energy

• Electronegativity

• Electropositivity

Tags

NGSS.HS-PS1-1

The electronegativity of elements increases from ___________ within a group and from ___________ across a period.

• bottom to top;

  right to left

• bottom to top;

  left to right

• top to bottom;

  right to left

• top to bottom;

  left to right

Tags

NGSS.HS-PS1-1

Which of the following are exceptions to the electronegativity trend? (Select all that apply)

• Lanthanides

• Alkaline Earth Metals

• Halogens

• Noble Gases

True or False: When atoms have fewer than eight electrons, they tend to react and form more stable compounds.

• True

• False

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

_________ occur in elements such as Lithium, Beryllium, and Boron.

• Free Radicals

• Complete Octet

• Incomplete Octet

• Expanded Octet

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

_________ are observed only for elements that exist in period 3 or greater.

• Free Radicals

• Complete Octet

• Incomplete Octet

• Expanded Octet