Introduction to Acids and Bases

Sodium hydroxide + Sulphuric acid --> X + Water

What will be the X

• Sodium sulphate

• Sodium sulphonate

• Sodium sulphurate

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Acidic is not suitable for farming activities. To reduce the acidity of soil alkaline subatance C is added into it. What is C?

• Lime

• Slake lime

• Chlorine

Tags

NGSS.MS-LS2-5

Toothpaste will help to reduce acidity on tooth surface produced by bacteria.

This means toothpaste is

• Alkaline

• Acidic

• Amphoteric

• Neutral

Example of acids

• Vinegar

• Limewater

• Toothpaste

• Detergent

Fabric softener is ...... and help to reduce pH of cloth after being washed with detergent

• Acidic

• Alkaline

Potassium hydroxide is

• Alkaline

• Acidic

• Neutral

This diagram is a set up of .... reaction.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is neutral?

• Water

• Acid

• Salt

• Alkali

Which substance produces hydronium ions in water?

• Acids

• Bases

Which substance produces OH- ions in solution?

• Acid

• Base