Unit 4 Test Online Review

The chemical bond formed with two atoms share electrons is called a(n)

• Covalent Bond
• Ionic Bond
• Metallic Bond
• Electron Bond

Tags

NGSS.HS-PS1-1

The chemical bond formed with two atoms completely transfer electrons is called a(n)

• Covalent Bond
• Ionic Bond
• Metallic Bond
• Electron Bond

An atom of Lithium and an atom of Chlorine are most likely to form a(n) _______ bond.

• Covalent
• Ionic
• Metallic
• Electron

An atom of Phosphorus and an atom of Oxygen are most likely to form a(n) _______ bond.

• Covalent
• Ionic
• Metallic
• Electron

Which element is most likely to gain electrons (receive the end of the arrow) when forming an ionic bond?

• Li
• K
• Br
• Rb

Which element is most likely to lose electrons (be the start of the arrow) when forming an ionic bond?

• Cl
• Br
• N
• Na

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

An ionic bond is formed between:

• two metals
• two nonmetals
• a metal and nonmetal

A covalent bond is formed between:

• two metals
• two nonmetals
• a metal and nonmetal

Which of the following compounds represents a covalent bond?

• Lithium Chloride
• Magnesium Sulfide
• Potassium Fluoride
• Carbon Tetrahydride

How does aluminum become a stable ion?

• It gains 3 electrons (-3 charge)
• It loses 3 electrons (+3 charge)
• It gains 3 protons
• It loses 3 neutrons