Covalent and Ionic Bonding

In covalent bonding, valence electrons are ______.

• shared

• transferred

• destroyed

Why do all bonds form?

• filling the outermost energy level to be stable

• to make all atoms the same

• to make other atoms unstable

• to make all atoms different

Generally high melting & boiling points

• Ionic compounds

• Covalent compounds

Tags

NGSS.MS-PS1-4

Sodium and Bromine will make a _____ bond.

• ionic

• covalent

• metallic

In ionic bonding, valence electrons are _______.

• shared

• transferred

• destroyed

Which of the following statements is true about the melting points of ionic compounds compared to covalent?

• Ionic and covalent compounds have similar melting points.

• Ionic compounds have lower melting points than covalent compounds.

• Ionic compounds have higher melting points than covalent compounds.

• Covalent compounds have higher melting points than ionic compounds.

Which of the following compounds is formed by an ionic bond?

• H2O

• CH4

• Hydrogen Peroxide

  (H2O2)

• Sodium Chloride (NaCl)

Ionic compounds state is 

• Liquid

• Gas

• Plasma

• Crystalline Solid

Tags

NGSS.MS-PS1-4

Covalent compounds state is

• Crystalline Solid

• Gas, liquid or solid

• Only liquid

• Only gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Covalent Conductivity

• Not Conductive

• Always Conductive

• Only in Aqueous solution

• Only every other thursday