Classification of Matter, pH. Properties of Water Quiz

Which category does the substance in this diagram belong to?

• compound

• pure substance

• homogeneous

• heterogeneous

Tags

NGSS.MS-PS1-1

What property of water is shown in the picture?

• adhesion

• adhesion between water molecules and molecules of a leaf

• cohesion among water molecules

• surface tension of the water molecules

Which household material has the most basic pH value?

• Orange juice (pH=4.5)

• Egg whites (pH=8)

• Soap (pH=9.5)

• Toothpaste (pH=9)

Which of the following materials is neutral or closest to neutral?

• Tea

• Eggs

• Water

• Toothpaste

Pure water has a pH of 7. What happens to pure water if a BASE solution is added to it?

• The pH will decrease and become more basic

• The pH will increase and become more basic

• The pH will increase and it will become more acidic

• The pH will decrease and it will become more acidic

The image shows a bottle of bleach. Would you classify this cleaning product as acidic, basic, or neutral?

• Acidic

• Basic

• Neutral

What is the meaning of 'pH'?

• Positive ion of Hydrogen
• Potential of Hydrogen
• Product of Hydroxide
• None of the above

Which of these pH values represent an acid?

• 4

• 8

• 10

• 12

According to the pH range which substance is more acidic than lemon juice

• Hydrochloric acid
• cabbage
• milk

Lemon Juice, Tums (antacid), Water

Put all of the above household items in order from lowest to highest pH.

• Water, Tums, Lemon Juice

• Tums, water, lemon juice

• Lemon juice, water, Tums

• Water, Lemon Juice, Tums