by Sunday | Oct 12 | Chemistry JAMB
A. positive B. zero C. negative D. indeterminate Correct Answer: Option C – negative
by Sunday | Oct 12 | Chemistry JAMB
A. sodium oxochlorate (I) B. sodium chloro (I) oxide C. sodium monooxochlorate (II) D. sodium chloro (I) monoxide Correct Answer: Option A – sodium oxochlorate (I)
by Sunday | Oct 12 | Chemistry JAMB
A. -1 B. +2 C. +3 D. zero Correct Answer: Option B = +2
by Sunday | Oct 12 | Chemistry JAMB
A. titrating an alkali against an appropriate acid B. reacting an acid with trioxocarbonatr (IV) salt C. directing combination of the elements which make up the salt D. mixing two soluble compounds containing the metallic radical and the acidic radical Correct Answer:...
by Sunday | Oct 12 | Chemistry JAMB
A. 0.016 mol dm-³ B. 0.032 mol dm-³ C. 0.039 mol dm-³ D. 0.064 mol dm-³ Correct Answer: Option D Explanation HCl + NaOH → NaCl + H2O CAVA = NA/NB = (0.05 X 32)/(CB X25) ∴ CB = (0.05 X 32)/25 = 0.064 mol...
by Sunday | Oct 12 | Chemistry JAMB
A. 14 B. 13 C. 12 D. 11 Correct Answer: Option D – 11