In the industrial production of H2 from natural gas the CO2 produced along with the H2 is removed by
Chemistry Past Questions
Study and practice Chemistry past questions with answers and detailed explanations. Then test your knowledge using our interactive CBT practice platform and prepare confidently for your upcoming examinations.
Take a test
Custom CBT
Create and set up a CBT environment with your preferred subjects.
JAMB CBT Simulator
Practice JAMB CBT with real UTME past questions in CBT format.
WAEC CBT Practice 2026 Simulator
CB-WASSCE styled past question practice.
NECO CBT Practice 2026 Simulator
SSCE & GCE styled past question practice.
Past Questions
50 questionsThe characteristic colour of the flame shown when a copper salt moistened with concentrated hydrochloric acid on a platinum wire is put on bunsen burner is
Which of the following pairs of substance will react further with oxygen to form a higher oxide?
The ion that will give a white precipitate with aqueous NaOH and soluble in excess of the base is
Dynamic equilibrium describes a situation where
The efficiency of a solid catalyst to increase reaction rates depends on its
Carbon exist naturally in the combined state as?
The group IA metals are not found free in nature because they
On heating, which of the following compounds will decompose to the free metal, nitrogen (IV) oxide and oxygen?
The raw materials used for the smelting of iron ore in a furnace is