IONIC BONDING REVIEW

3) The compound formed between potassium and nitrogen would be ___.

• K₃N
• P₃K
• PK₃
• NP
• KN

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

4) The oxygen family elements have ___ valence electrons, and their oxidation number is ___.

• 6, +2
• 6, -2
• +2, 6
• 2, -6

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

5) Group 13 elements have ___ valence electrons and their oxidation number is ___.

• 5, -5
• 3, -3
• 5, +5
• 3, +3

7) Cations are ___.

• negative ions
• positive ions
• isotopes
• combinations of ions

8) Cations have more ___.

• electrons than protons
• more neutrons than protons
• electrons than neutrons
• more protons than electrons

9) Ionic compounds are made of a repeating pattern of charges usually called a(n) ___.

• covalent crystal
• valence ladder
• crystal lattice
• checkerboard

Tags

NGSS.HS-PS1-3

10) The compounds, SO₂, SO₃ and P₂O₅, cannot be ionic compounds because they are composed entirely of ___.

• solids
• metals
• metalloids
• nonmetals

11) Anions have ___.

• more protons than electrons
• more electrons than protons
• positive charges
• equal number of protons and electrons

12) The first energy level will hold a maximum of ___ electrons.

• 8
• 2
• 18
• 6

13) An atom that has gained or lost electrons and is no longer neutral has become a/an ___.

• isomer
• ion
• allotrope
• isotope