2021
The most common method of preparing insoluble salts is by
See more
2021 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.
2021
A molecular of phosphorus is
See more
2021
Which of the following gasses is highly solublein waterat room temperature
See more
2021
The formation of ethene from dehydrationof ethanol can be described as-------
See more
2021
Study the graphs below and use them to answer the question belowWhich of the graphs illustrates the variation of the solubility of a salt in water (y-axis), with an increase in temperature (x-axis) if the dissolution pro…
See more
2021
Study the graphs below and use them to answer the question belowWhich of the graphs illustrates the variation of the pH of a given volume of strong acid solution (y-axis) with the volume of strong base titrated against i…
See more
2021
Study the graphs below and use them to answer the question belowWhich of the following illustrates the variation of the rate of evolution of gas from a given length of magnesium ribbon (y-axis) with an increase in the co…
See more
2021
Which of the following pairs of compounds would form a precipitate when their aqueous solutions are mixed?
See more
2021
The alkanol represented by the structure below is?
See more
2021
If humid air is polluted by chlorine discharged, the air can be restored by sprinkling
See more
2021
Cathodic protection of metals is based on
See more
2021
What is the relative molecular mass of the compound below?[H = 1.0; C = 12.0; O = 16.0]
See more
2021
The ratio of carbon atoms of hydrogen atoms in a hydrocarbon is 1:2. If its molecular mass is 56, what is its molecular formula?
See more
2021
Which of the following oxide causes acid rain?
See more
2021
The hydrolysis of proteins by diluting mineral acids produces
See more