Properties and Bonding of Ionic and Covalent Compounds

Which two compounds are Ionic bonds?

• water(H20)  and rust(Fe2O3)

• water(H2O) and carbon dioxide(CO2)

• rust(Fe2O3) and salt(NaCl)

• oxygen gas(O2) and nitrogen gas(N2)

Tags

NGSS.HS-PS1-3

Covalent bonds are between...

• Metal and Non-metal

• Non-metal and Non-metal

• Metal and Metal

• Metalloids

Ionic bonds are between...

• Metal and Non-metal

• Non-metal and Non-metal

• Metal and Metal

• Metalloids

How are ionic bonds formed?

• Transfer of electrons

• Sharing of electrons

Conducts electricity well when melted or dissolved

• Ionic compounds

• Covalent compounds

When a nonmetal gains electrons, it becomes a(n) (a)   .

• anion

• cation

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Ionic bonds are between ​ (a)   and ​ (b)   in these compounds electrons are ​ (c)   and ​ (d)   . Covalent bonds are between nonmetals ​ In these compounds electrons are ​ (e)  

• metals
• nonmetals
• gained
• lost
• shared

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

A material that forms a solid crystal lattice at room temperature.

• Ionic

• Covalent

• Both

Which of the following statements is true about ionic bonds?

• They are formed between two nonmetals.

• They are formed between a metal and a nonmetal.

• They are formed between two metals.

• They are formed between two noble gases.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS2-4

What kind of bond forms between metals and nonmetals?

(a)  

• Ionic bonds

• Covalent bonds

• Hydrogen bonds

• Molecular bonds