by Sunday | May 12 | Chemistry WAEC
A. their outmost shells contain equal number of electrons B. their highest occupied enegy level is full C. they are monatomic gases D. they are non-metals Correct Answer: Option B B. their highest occupied enegy level is full
by Sunday | May 12 | Chemistry WAEC
A. Group lll, period 3 B. Group lll, period 5 C. Group V, period 3 D. Group V, period 5 Correct Answer: Option C C. Group V, period 3
by Sunday | May 12 | Chemistry WAEC
A. treating industrial effluent and domestic sewage before discharge into water B. Controlling the use of agrochemicals C. recycling industrial and agricultural wastes D. burning industrial and agricultural wastes before discharge into water ways Correct Answer:...
by Sunday | May 12 | Chemistry WAEC
A. lower the temperature B. increase the concentration C. facilitate the precipitation of solid D. reduce the viscosity of the solution Correct Answer: Option C C. facilitate the precipitation of solid
by Sunday | May 12 | Chemistry WAEC
A. Domestic sewage B. Metal scraps C. Radioactive waste D. Plastic foil Correct Answer: Option A A. Domestic sewage