7. The following substances are examples of compounds EXCEPT.
A. Ammonia B. Helium gas C. Hydrogen peroxide D. Table salt
Answers
Answered by
2
Answer:
hgs shree hybrid drew attention
Answered by
0
Answer:
helium
Explanation:
helium is an element (Nobel gas), while table salt (NaCl), ammonia (NH4) and hydrogen peroxide are compounds
Similar questions