Acid + metal carbonate gives
Asalt + H₂
Bsalt + water + CO₂CORRECT
Csalt + O₂
Dsalt only
WAECChemistry
AI
Toaster Teacher
Why the answer is B, and why the others tempt you.
Acid + metal carbonate → salt + water + CO₂. Useful in identifying carbonates.
Want this in Pidgin, Yoruba, Igbo or Hausa? Sign up free →
Practice more Chemistry questions
WAEC Chemistry has thousands more questions like this — with Worked answers on every one.