3.2.MC Naming and Writing Ionic Formulas

Which of these represents the correct formula for aluminum chloride?

• AlCl3

• Al3Cl

• AlCl

• AlCl2

Tags

NGSS.MS-PS1-1

Which of these represents the correct name for K2S?

• Potassium sulfide

• Potassium (I) sulfide

• Dipotassium sulfide

• Potassium (I) sulfide

Which of these represents the correct formula for sodium phosphate?

• Na3PO4

• S3(PO4)2

• Na3PO3

• NaPO4

Which of these represents the correct name for LiClO4?

• A. Lithium (I) perchlorate

• B. Lithium perchlorate

• C. Lithium chlorite

• D. Lithium chlorate

Which of these represents the correct formula for chromium (III) sulfide?

• Cr2S3

• Cr2S3

• Cr3S2

• CrS

Which of these represents the correct name for Co(NO3)3?

• Cobalt (I) nitrate

• Cobalt (II) nitrate

• Cobalt nitrate

• Cobalt (III) nitrate

Identify the elements that will form a compound with tin (III) in a 2:3 ratio.

• S

• H

• C

• O

• N

Tags

NGSS.MS-PS1-1

If aluminum and sulfur interact to form an ionic compound, the ratio between the two elements is MOST likely to be which of the following?

• 3:3

• 3:2

• 2:3

• 1:1

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

If titanium(IV) and oxygen interact to form an ionic compound, the ratio between the two elements is MOST likely to be which of the following?

• A. 4:2

• B. 1:2

• C. 2:5

• D. 2:4

Tags

NGSS.MS-PS1-1

Which of these represents the correct formula for lithium phosphide?

• Li3P

• LiP

• Li3-P

• LiP3

Tags

NGSS.MS-PS1-1