by Sunday | May 7 | Chemistry WAEC
A. X + B. X 2+ C. X 2- D. X – Correct Answer: Option C C. X 2-
by Sunday | May 7 | Chemistry WAEC
A. Atomic size decreases down the group B. Atomic size increases across the period C. Anions are smaller than the parent atom D. Cations are smaller than the parent atom Correct Answer: Option D D. Cations are smaller than the parent...
by Sunday | May 7 | Chemistry WAEC
A. M2Y3 B. M3Y2 C. MY D. M3Y Correct Answer: Option A A. M2Y3
by Sunday | May 7 | Chemistry WAEC
A. CH4 B. NH3 C. H2S D. CO2 Correct Answer: Option D D. CO2
by Sunday | May 7 | Chemistry WAEC
A. Cathode ray tube B. Geiger-Muller counter C. Mass spectrometer D. X-ray tube Correct Answer: Option B B. Geiger-Muller counter