by Sunday | Sep 14 | Chemistry JAMB
A. disintegration B. polymerization C. cracking D. degradation Correct Answer: Option C – cracking Explanation Cracking is the breakdown of a large alkane into smaller, more useful alkenes. Simply put, hydrocarbon cracking is the process of breaking a long-chain...
by Sunday | Sep 14 | Chemistry JAMB
A. Epson salt B. Limestone C. Clay D. Urea Correct Answer: Option C – Clay Explanation Between the five main minerals found in clay, kaolinite is the most common. Kaolinite holds the chemical composition Al2Si2O5(OH)4 and is an aluminum silicate material with a...
by Sunday | Sep 14 | Chemistry JAMB
H2S(g) + Cl2(g) → 2HCl(g) + S(g) A. H2S B. S C. HCl D. Cl2 Correct Answer: Option D – Cl2 Explanation H2S(g) + Cl2(g) → 2HCl(g) + S(g) Please note: substance oxidized or reduced are always the reactants. So, one can easily cross out the two products. Reduction...
by Sunday | Sep 14 | Chemistry JAMB
A. relative atomic number B. atomic mass C. relative isotopic mass D. nuclear charge Correct Answer: Option A – relative atomic number Explanation The periodic number table is arranged in order of atoms increasing atomic...
by Sunday | Sep 14 | Chemistry JAMB
A. CH3-COOH B. CH3—CH2—COOH C. H-COOH D. CH3 Correct Answer: Option B – CH3—CH2—COOH Explanation Bacteria of the genus Propionibacterium produce propionic acid (Propanoic Acid) as the end-product of their anaerobic metabolism. This class of bacteria is commonly...
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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