FINAL EXAM REVIEWER

FINAL EXAM REVIEWER

A. Covalent Compound

B. Mole Concept

C. Percentage Composition of a Compound

D. Organic Compounds

COVALENT COMPOUNDS

a. Naming and Formula Writing

b. Properties

MOLE CONCEPT

a. What is a Mole?

b. Molar Mass (element and compound)

PERCENTAGE COMPOSITION

ORGANIC COMPOUNDS

a. Uniqueness of Carbon

b. Hydrocarbons

Multiple Choice

Choose the correct chemical formula for:

iodine pentafluoride

• IF₅

• IP₅

• I₅F

• I₅P

Multiple Choice

Choose the correct chemical formula for:

hexaboron silicide

• HSi

• B₆Si₂

• B₆Si

• BSi

Multiple Choice

Choose the correct chemical name for this compound: SCl₄

• monosulfur chloride

• monosulfur tetrachloride

• sulfur chloride

• sulfur tetrachloride

Multiple Choice

Choose the correct chemical name for this compound: Si₂Br₆

• disilicon bromine

• disilicon bromide

• disilicon hexabromide

• silicon hexabromide

Multiple Choice

The number of particles found in one mole of a substance is the ______.

• Avogadro's number

• mass number

• molar number

• mole number

Multiple Choice

The number of particles in one mole of table sugar is equal to the number of particles in ______.

• 1 mole of oxygen gas

• 1 mole of table salt

• 1 mole water

• all of the above

Multiple Choice

What is the mass of one mole of a substance?

• atomic mass

• formula mass

• molar mass

• molecular mass

Multiple Choice

What is the number of particles in 1 mole of CO₂?

• 6.022x10²³ molecules

• 44.01 g/mol

Multiple Choice

What is the molar mass of 1 mole of CO₂?

• 12.01 g/mol

• 32.00 g/mol

• 44.01 g/mol

Multiple Choice

What is percent composition of oxygen in 1 mole of CO₂?

• 44.01 g/mol

• 72.71 %

• 27.29%

Fill in the Blanks

A chemist has a jar containing 388.2 g of iron filings. How many moles of iron does the jar contain? Where Fe = 55.85 g/mol. (Round off answer to the nearest thousandths or 3 decimal places)

Fill in the Blanks

Calculate the number of atoms in 2.5 mol of manganese (Answer in scientific notation and rounded off to the nearest thousandths or 3 decimal places)