by Sunday | Aug 25 | Chemistry WAEC
A. 1.08g B. 40g C. 10,.8g D. 21.6g E. 108g Correct Answer: Option E – 108g
by Sunday | Aug 25 | Chemistry WAEC
A. tetraoxosulphate (IV) acid B. caustic soda C. sodium trioxocarbonate (IV) D. ethene E. dyes Correct Answer: Option E – ethene
by Sunday | Aug 25 | Chemistry WAEC
A. have the same atomic size B. are reducing agents C. from ions easily D. have variable oxidation states E. are highly electropositive Correct Answer: Option D – have variable oxidation states
by Sunday | Aug 25 | Chemistry WAEC
A. sterilization of medical equipment B. tracing reaction paths C. dating elements D. radiography E. determining equilibrium positions Correct Answer: Option E – determining equilibrium positions
by Sunday | Aug 25 | Chemistry WAEC
A. Carbon exhibits allotropy B. Sulphur exhibits allotropy C. Chlorine exhibits allotopy D. Nitrogen is a gas E. Argon is a noble gas Correct Answer: Option C – Chlorine exhibits allotopy
by Sunday | Aug 25 | Chemistry WAEC
A. Nitrogen (IV0 oxide B. Carbon (IV) oxide C. Sulphur (IV) oxide D. Phosphorus (IV) oxide E. Nitrogen oxide Correct Answer: Option E – Nitrogen oxide