Unit 1: Matter and Measurement

​Unit 1: Matter and Energy

​Summary page 1-3

Multiple Select

Which of the following is considered a pure substance? Mark all that apply.

• ELEMENT

• COMPOUND

• MIXTURE

Multiple Choice

Is sodium (Na) considered a diatomic element?

• NO

• YES

Multiple Choice

Compounds can be separated by ___________ means.

Mixtures can be separated by _____________ means.

• physical; chemical

• chemical; chemical

• chemical; physical

• physical; physical

Multiple Choice

The image shown is an example of a(n):

• ELEMENT

• COMPOUND

• MIXTURE

Multiple Choice

The image shown is an example of a(n):

• ELEMENT

• COMPOUND

• MIXTURE

Multiple Choice

The image shown is an example of a mixture of:

• ELEMENTS

• COMPOUNDS

• ELEMENTS AND COMPOUNDS

Multiple Choice

What is a possible chemical formula for the particle diagram shown?

• Na

• NaCl

• Cl₂

Multiple Choice

Which unit prefix from the options below is the largest?

• deca-

• centi-

• hecto-

• milli-

Multiple Choice

What is the measurement shown on the graduated cylinder?

• 6.6 mL

• 6.61 mL

• 6.5 mL

• 6.51 mL