Which of the compounds is composed of Al, Si, O and H?

 Which of the compounds is composed of Al, Si, O and H?

A. Epson salt

B. Limestone

C. Clay

D. Urea

The compound that is composed of Al (aluminium), Si (silicon), O (oxygen), and H (hydrogen) is clay.

Checking the options:

• A. Epsom salt – contains Mg, S, and O ❌

• B. Limestone – contains Ca, C, and O ❌

• C. Clay – contains aluminium silicates with oxygen and hydrogen ✅

• D. Urea – contains C, H, N, and O ❌

✅ Correct Answer:

C. Clay

PQN: 34