Unit 4 Summative Assessment 02222024

This is the simplest substance that can not be broken down by physical or chemical means

• element
• compound
• mixture
• pure substance

The composition of this substance is variable, each material's unique physical properties remain in the combination

• element
• compound
• mixture
• pure substance

This substance consists of two or more different elements chemically bonded in a fixed mass ratio.

• element
• compound
• mixture
• pure substance

Decanting can be used to separate some examples of this.

• element
• compound
• mixture
• pure substance

A mixture that has obvious differences in phase and/or appearance is referred to as

• homogeneous
• compound
• heterogeneous
• pure substance

This combination of materials can be separated through physical means.

• element
• compound
• mixture
• pure substance

The following image represents which separation technique?

• Filtration
• Distillation
• Magnetic separation
• Electrolysis

Which separation technique would be most beneficial to separate a metal solid (like iron) and sand?

• Filtration
• Distillation
• Magnetic separtion
• Electrolysis

Which separation technique could separate a homogeneous mixture in which the materials have different boiling points?

• Filtration
• Distillation
• Magnetic separation
• Electrolysis

Which separation technique could separate sand that is mixed in water without dissolving?

• Filtration
• Magnetic separation
• Electrolysis