Unit 1 Review

An ionic bond is formed between_________ and _________ chemically react.

• Metals and nonmetals

• Metals and metals

• Nonmetals and nonmetals

• From any combination of elements

Answer explanation

Ionic bonds form when metals and non-metals chemically react.

Non-Metals are located in

• A

• B

• C

• D

Answer explanation

C

Tags

NGSS.MS-PS1-1

More Metals are located in the area of

• A

• B

• C

• D

Answer explanation

Metals are located in B.

Tags

NGSS.MS-ESS3-1

Which of the following is a representation of a Ductile Properties?

• 
• 
• 
• 

Answer explanation

Ductile is the ability to be drawn out into a thin wire.

Which type of bond is commonly formed between two nonmetals?

• Ionic bond

• Covalent bond

• Metallic bond

• Hydrogen bond

Which of the following is a good representation of a malleable property?

• 
• 
• 
• 

Answer explanation

Malleable is able to be hammered or pressed permanently out of shape without breaking or cracking

Tags

NGSS.MS-PS1-4

Groups in the periodic table represent the number of _________?

• Number of Valence Electrons

• Protons

• Electrons

• Neutrons

Periods in the periodic table tell you the ________?

• number of protons
• number of neutrons
• number of electron shells / Energy levels

• atomic mass

Answer explanation

The energy levels

Which groups react to Gases the easiest?

• 17

• 3

• They all do

• 1

Answer explanation

Group 1 reacts best with gases, because they have one electron to give.

Tags

NGSS.MS-PS1-2

Draw the Atom Carbon in a Lewis Dot diagram

Answer explanation

Lazy Lewis only draws what is important, the valence electrons around the element name.

Tags

NGSS.MS-PS1-1