Chemistry · Class 9

Acids, Bases, and pH in Daily Life

Acids and bases are two important types of substances found everywhere around us. Understanding acids, bases, and pH helps us use cleaning products sa

syllab.in · free

❓ Quick answer

What are examples of acids and bases in daily life?

Acids: lemon and citrus fruits (citric acid), vinegar (acetic acid), curd (lactic acid), tamarind. Bases: soap, baking soda, lime water, antacids and toothpaste.

❓ Quick answer

Why is pH important in daily life?

Living things and many products work only in a certain pH range. Tooth decay begins when the mouth’s pH falls below 5.5; soil needs the right pH for crops; and our blood must stay close to pH 7.4.

❓ Quick answer

How do antacids work?

Antacids are mild bases (such as magnesium hydroxide) that neutralise the excess hydrochloric acid in the stomach, relieving indigestion and acidity.

Learn it fully — free

Read the full Acids, Bases, and pH in Daily Life explainer on Syllab

syllab.in

Open the full explainer