(Savvas 6.3) Naming Compounds and Writing Formulas Quiz

Is the following sentence true or false? The name of an ionic compound must distinguish the compound from other ionic compounds containing the same elements.

• True

• False

• Sometimes true

• Cannot be determined

What information is provided by the formula for an ionic compound?

• The number of atoms of each element

• The charges on the ions

• The arrangement of atoms

• The total mass of the compound

What is a polyatomic ion?

• An ion with multiple charges

• An ion made of two or more atoms

• An ion with a single charge

• An ion that forms a single bond

What is the main focus of Section 6.3 in the learning material?

• Naming and writing formulas for ionic and molecular compounds

• Understanding chemical reactions

• Learning about atomic structure

• Studying the periodic table

What should you do before reading the section on polyatomic ions according to the Reading Strategy?

• Predict the meaning of the term polyatomic ion

• Write a summary of the section

• Memorize the periodic table

• Conduct an experiment

What suffix is used to form the names of anions?

• -ate

• -ide

• -ite

• -ous

What is the main topic of pages 170-175 in the learning material?

• Naming and writing formulas for ionic and molecular compounds

• Understanding chemical reactions

• Learning about atomic structure

• Studying the periodic table

Tags

NGSS.HS-PS1-5

Circle the letter of the correct answer. The formula for sodium sulfide is Na₂S. The sodium ion has a charge of 1+. What must the charge on the sulfide ion be?

• 1+

• 0

• 1−

• 2−

Circle the letter that identifies the method of naming the number of atoms in molecular compounds.

• prefix

• suffix

• number

• symbol

In the formula of a molecular compound, the number of atoms of an element in the molecule is represented by a(n) (a)   .

• subscript
• coefficient
• prefix
• suffix

Tags

NGSS.MS-PS1-1