ACID AND ALKALI

Is it acid or alkali when the pH is 4 pH

• Acid

• Alkali

• Neutral

• PH scale

• pH ruler

• pH scale

• pH statistical tables

Tags

NGSS.MS-PS1-2

Tell 3 things that contain acid

• Lemon, baking soda, water

• Water, tomato, vinegar

• Vinegar, hand soap, drain cleaner

• Vinegar, milk, hydrochloric acid

When you get a bee sting, what will you use to make you feel better ?

• Water

• Baking soda

• Milk

• Toothpaste

What is 7 pH

• Neutral

• Acid

• Nothing

• Alkali

Reaction between acid and alkali producing salt and water:

• Combustion

• Neutralization

• Precipitation

• Decomposition

Tags

NGSS.MS-PS1-5

Which of the following is NOT a property of an acid?

• Tastes sour
• Corrosive
• Changes the colour of blue litmus paper to red
• Has a pH value higher than 7

What gas is released when an acid reacts with an reactive metal?

• Oxygen
• Hydrogen
• Helium
• Bromine

Which of the following is NOT a property of an alkali?

• Tastes bitter
• Corrosive
• Changes the colour of blue litmus paper to red
• Has a pH value higher than 7

What is the pH value of vinegar?

• 1
• 7
• 4
• 11