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- 1. Multiple-choice20 seconds1 pt
What is the formula for a magnesium ion?
Mg+
Mg2+
Mg2-
Mg-
- 2. Multiple-choice10 seconds1 pt
What is the name of this ion? SO42-
sulfur tetroxide ion
sulfonate
sulfate
sulfide
- 3. Multiple-choice20 seconds1 pt
Which of the following is the correct formula for a sodium ion?
So+
Na-
Na+
Na2+
- 4. Multiple-choice30 seconds1 pt
For the following group of ions, choose the 2 answers that contains ions with the wrong charge.
Li+ K+ Ag+ H+
Ca2+ Zn2+ Fe2+ Al2+
Cl- Br- I- N-
O2- S2- SO42- CO2-
- 5. Multiple-choice20 seconds1 pt
What is the formula for lithium bromide?
LiBr
LiBr2
Li2Br
Li2Br2
- 6. Multiple-choice20 seconds1 pt
What is the formula for iron(II) oxide?
FeO2
FeO
Fe2O
Fe2O3
- 7. Multiple-choice3 minutes1 pt
The formula of this atom when it becomes an ion would beN-2N+3N-3N+2 - 8. Multiple-choice3 minutes1 ptAn atom that has lost or gained electrons; an atom with a charge.cationanionisotopeion
- 9. Multiple-choice3 minutes1 ptNa + and S -2Na2SNaS2Na2S2NaS
- 10. Multiple-choice3 minutes1 ptK + and N-3KNKN3K3N3K3N
- 11. Multiple-choice3 minutes1 ptThe chemical formula for an ionic compound of potassium and oxygen isKO.K2O.K2O2.KO2.
- 12. Multiple-choice30 seconds1 ptWhat is the NAME of....
Na2Ssodium (II) sulfidesodium sulfidedisodium sulfidesodium sulfur - 13. Multiple-choice30 seconds1 ptWhat is the NAME of....
Mg3N2magnesium (III) nitridemagnesium (II) nitridemagnesium (II) nitrogenmagnesium nitride - 14. Multiple-choice30 seconds1 ptThe charge on a barium ion in its ionic compounds is1+2+3+4+
- 15. Multiple-choice1 minute1 pt
Name the following ionic compound: MgSO4
magnesium (II) sulfide
magnesium sulfide
magnesium sulfate
magnesium (II) sulfate
- 16. Multiple-choice1 minute1 ptWhen naming ionic compounds with transition metals you need to include roman numerals to show the _____ of the metal..atomic numbermass numberchargeionization energy
- 17. Multiple-choice30 seconds1 pt
The sum of the charges in an ionic compound should equal
zero 0
eachother
2
- 18. Multiple-choice30 seconds1 ptIn the chemical formula for an ionic compound, which item is written first?positive ionnegative ionsubscriptthe female
