Classification of Matter

Which of the following refers to a pure substance which cannot be broken down by chemical means, consisting of atoms which have identical numbers of protons in their atomic nuclei?

• compound

• element

• solution

• mixture

Which of the following is an example of mixture?

• 
• 
• 
• 

Which of the following are examples of compound?

• baking soda

• platinum

• table sugar

• table salt

• 18 karat gold

____________________ is a material made up of two or more different substances which are physically combined.

Which is an example of homogeneous mixture?

• sand and gravel

• chopsuey

• salt dissolved in water

• chicken adobo