2022
If 5.0 g of marble reacts with 25.0 cm3 hydrochloric acid, which of the following combinations has the fastest reaction rate?
See more
2022 WAEC SSCE Chemistry Past Questions
Ulearngo is an independent study app. It is not affiliated with, endorsed by, or representing West African Examinations Council (WAEC). Always confirm official exam, admission, registration, syllabus, timetable, and result information from WAEC official website, WAEC Nigeria.
2022
A colourless gas with a pungent smell is evolved when dilute hydrochloric acid is added to a sample of a salt. The gas evolved could turn
See more
2022
The IUPAC name for CH\(_{3}\)CHCH\(_{3}\)CHCLCHCH\(_{3}\)CH\(_{2}\)CH\(_{3}\) is
See more
2022
Oxochlorate(I) acid is used as a bleaching agent because it is
See more
2022
Determine the quantity of electricity used when a current of 0.20 amperes is passed through an electrolytic cell for 60 minutes.
See more
2022
The products of the electrolysis of dilute sodium chloride using carbon electrodes are Anode Cathode
See more
2022
If 60 g of M combines with 24 g of oxygen, what would the empirical formula of the oxide be?
See more
2022
Which of the following statements about the standard hydrogen electrode is not correct?
See more
2022
Alkanols can be manufactured from alkenes by the initial reaction of alkenes with
See more
2022
Which of the following compounds would react rapidly with bromine?
See more
2022
What amount of electricity is required to deposit one mole of aluminium from a solution of AlCl3?
See more
2022
The following compounds are condensation polymers except
See more
2022
The cleansing effect of soap is low in acidic water because of
See more
2022
Which of the following sugars is a product of the condensation of monosaccharides?
See more
2022
The by-product of fermentation of sugar is
See more