Chemistry quiz

Which of these substances is not acidic?

• Vinegar

• Soap

• Unripe mango

• Orange

Which of these is not an indicator?

• Turmeric

• Phenolphthalein

• Calcium hydroxide

• Litmus paper

In which substance is oxalic acid found?

• Curd

• Tamarind

• Vinegar

• Spinach

Name the most easily available indicator at home

Is coffee an acid or a base?

China rose indicator turns basic solution into what colour?

Which acid does an ant inject into our body?

Name of the base present in milk of magnesia?

Turmeric turns basic solution into which colour?

What happens if a blue litmus paper is dipped in a base?

• No colour change

• Paper turns red