Checkpoint 4 Review 24-25

What is the chemical formula for sodium hydroxide?

• SHO

• SOH

• NaHo

• NaOH

What is the empirical formula for glucose, C₆H₁₂O₆?

• CH₂O

• C₂H₄O₂

• C₃H₆O₃

• C₆H₁₂O₆

Tags

NGSS.MS-PS1-1

Which formulas could represent the empirical formula and the molecular formula of a given compound?

• CH₄, C₅H₁₂

• CH₂, C₃H₆

• CH₂O, C₄H₆O₄

• CHO, C₆H₁₂O₆

Tags

NGSS.HS-PS1-7

Which is the correct formula for dinitrogen monoxide?

• N₂O₃

• N₂O

• NO

• NO₂

When potassium reacts with iodine, they form Potassium Iodide. Which of the following correctly describes this compound?

• They form the compound KI, which is covalent.

• They form the compound PI₃, which is covalent.

• They form the compound KI, which is ionic.

• They form the compound PI₃, which is ionic.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the IUPAC name for the compound CoBr₂?

• Cobalt(I) dibromide

• Cobalt(I) bromide

• Cobalt(II) dibromide

• Cobalt(II) bromide

What is the name for NaClO₃?

• Sodium chloride

• Sodium chlorite

• Sodium chlorate

• Sodium perchlorate

What is the correct name for the following compound? H₂O

• Hydrogen oxide

• Hydrogen oxolate

• Dihydrogen monoxide

• Hydrogen dioxide

Tags

NGSS.MS-PS1-1

Which of the following are compounds that contain a covalent bond? Select TWO correct answers.

• CaCl₂

• Na₂

• NaCl

• SO₂

• CO

Which of the following is the correct chemical name for H₂SO₄?

• sulfuric acid

• hydrogen sulfide

• sulfur tetroxide

• dihydrogen sulfoxide