yr 9 acid and base quiz

What is an acid

• chemical substances that donates protons

• chemical substances that donates electrons

• chemical substance that donates hydroxides ions

• chemical substance that dontates Hydrogen ions

What is a base

• chemical substances that donates protons

• chemical substances that donates electrons

• chemical substance that donates hydroxides ions

• chemical substance that dontates Hydrogen ions

What taste would acids have

• Sour
• Salty
• Bitter
• Sweet

When acids make contact with your skin, what happens

• Chemical burns or irritation
• Skin starts glowing
• Skin turns blue
• Skin becomes smoother

Acids are corrosive. What does corrosive mean

• Cause damage or destruction

• Causing pleasant sensations
• Being transparent in nature
• Having the ability to heal wounds

What taste does a base have

• Bitter
• Sweet
• Sour
• Salty

How does a base feel

• Slippery or soapy
• Sweet or sugary
• Rough or grainy
• Sour or bitter

What is the purpose of the pH scale

• To measure the acidity or alkalinity of a solution.
• To calculate the volume of a solution
• To determine the color of a solution
• To measure the temperature of a solution

Which statement is true about pH

• Acids have low pH

  Bases have a low pH

• Acids have high pH

  Bases have a low pH

• Acids have low pH

  Bases have a high pH

• Acids have high pH

  Bases have a high pH

What is the difference between a weak acid and a strong acid

• Strong acids have a lower pH than weak acids.
• Weak acids are more corrosive than strong acids.
• Weak acids partially dissociate (high pH), while strong acids fully dissociate in water (low ph).

• Weak acids fully dissociate, while strong acids partially dissociate in water.