by Sunday | Aug 21 | Chemistry WAEC
A. Group 0 B. Group 1 C. Group 4 D. Group 6 E. Group 7 Correct Answer: Option B – Group 1
by Sunday | Aug 21 | Chemistry WAEC
A. is monatomic B. is radioactive C. is a noble gas D. has a complete valence shell E. has a low boiling point Correct Answer: Option B – is radioactive
by Sunday | Aug 21 | Chemistry WAEC
A. o B. 1 C. 2 D. 6 E. 8 Correct Answer: Option A – o
by Sunday | Aug 21 | Chemistry WAEC
A. electrons, neutrons and protons B. electrons and protons C. protons and neutrons D. orbital electrons E. valence electrons Correct Answer: Option C – protons and neutrons
by Sunday | Aug 21 | Chemistry WAEC
A. Tyndal effect B. diffusion C. osmosis D. brownian movement E. dialysis Correct Answer: Option A – Tyndal effect
by Sunday | Aug 21 | Chemistry WAEC
A. CH3-COO-CH2-CH3 B. CH3-CH2-CH2-CH3 C. CHCI3 D. CH3-CH2-COOH E. CH3-C=CH Correct Answer: Option B – CH3-CH2-CH2-CH3