by Sunday | Aug 22 | Chemistry WAEC
A. action of dilute HCI on PbSO4 B. acts of dilute HCI on lead C. action of dilute HCI on PbCO3 D. bubbling chlorine into a solution of Pb(NO3)2 E. mixing aqueous solutions Pb(NO3)2 and NaCI. Correct Answer: Option E – mixing aqueous solutions Pb(NO3)2 and...
by Sunday | Aug 22 | Chemistry WAEC
A. Is not corrosive B. Is slightly ionized in water C. Does not produce salts with alkalis D. Does not conduct an electric current in aqueous solution E. Forms acid salts with bases Correct Answer: option B – Is slightly ionized in...
by Sunday | Aug 22 | Chemistry WAEC
A. 88.9% B. 80.0% C. 66.7% D. 20.0% E. 11.1% Correct Answer: Option A – 88.9%
by Sunday | Aug 22 | Chemistry WAEC
A. Possession of magnetic property B. Ability to form complex ions C. Position in the Periodic Table D. Variable oxidation states E. Physical properties of the metal Correct Answer: Option A – Possession of magnetic...
by Sunday | Aug 22 | Chemistry WAEC
A. CH4 B. H2O C. NH3 D. H2S E. CI2 Correct Answer: Option E – CI2