The energy evolved when magnesium burns in air is in the form of

Consider the following reaction equation: C16H34 → C5H12 + C11H22. The process represented by the equation is

The oxidation number of Fe in [Fe(CN)6]3- is

Which of the following devices function on redox reaction? l. Dry cell ll. Car battery III. Electric generator

Consider the reaction represented by the following equation: CuO(s) + H2SO4(aq) → CuSO4(aq) + H2O(l) Which of the following factors will not affect the rate of the reaction?

A spot of oil paint on a shirt can best be removed using

Which of the following pollutants is not usually recycled?

WHICH OF THE FOLLOWING INDUSTRIAL PROCESSES DEPENDS ON THE ACTION OF ENZYMES?

A tertiary alkanol has a molecular formula CaH10O What is the structural formula of the compound?

An alkanol can be prepared by the reaction of an alkene with

Which of the following substances would not produce ethanol when fermented?

Which of the following substances is mainly responsible for the depletion of the ozone layer?

A metal that is widely used in the manufacture of paints and overhead electric cables is

2012 WAEC SSCE Chemistry Past Questions