Ionic and Covalent Bonds

Front

What is an ionic bond?

Back

An ionic bond is a type of chemical bond formed through the electrostatic attraction between oppositely charged ions, typically between a metal and a nonmetal.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-3

Front

What is a covalent bond?

Back

A covalent bond is a type of chemical bond where two nonmetals share one or more pairs of electrons.

Tags

NGSS.HS-PS1-1

Front

What is the formula for ammonia?

Back

NH₃

Front

What is the formula for sodium sulfide?

Back

Na₂S

Front

What types of atoms form covalent bonds?

Back

Covalent bonds are formed between two nonmetals.

Front

What is the oxidation number of hydrogen in H₂O?

Back

+1

Front

What is the correct dot diagram for neon (Ne)?

Back

False; Neon has 8 valence electrons and should be represented with 4 pairs of dots.

Tags

NGSS.HS-PS1-1

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons and the attraction between charged ions, while covalent bonds involve the sharing of electrons between atoms.

Tags

NGSS.HS-PS1-1

Front

What is the charge of sodium (Na) in Na⁺?

Back

+1

Front

What is the charge of sulfur (S) in S²⁻?

Back

-2