by Sunday | Sep 15 | Chemistry JAMB
A. CnH2n B. CnH2n−2 C. CnH2n+1 D. CnH2n+2 Correct Answer: Option C – CnH2n+1 Explanation Alkyl group has the general formula CnH2n+1. This formed when one hydrogen is removed from the alkane family. It has the general formula CnH2n +...
by Sunday | Sep 15 | Chemistry JAMB
A. amylase B. diastatse C. invertase D. zymase Correct Answer: Option A – amylase Explanation This is any amylase or a mixture of amylases that converts starch to dextrin and maltose.
by Sunday | Sep 15 | Chemistry JAMB
A. oxidation reaction B. addition reaction C. hydrogenation reaction D. substitution reaction Correct Answer: Option D – substitution reaction Explanation Alkanes undergoes substitution reaction and it is an example of halogenation substitution reaction....
by Sunday | Sep 15 | Chemistry JAMB
A. NH3—C—C=O B. CHO C. CO D. CNH2 Correct Answer: Option A – NH3—C—C=O Explanation Xanthopreitic test for the presence of protein, when conc nitric acid is added to the drop, an intense yellow colouration is observed. It contains all the functional group of...
by Sunday | Sep 15 | Chemistry JAMB
A. 2–ethyl butane B. butane C. 2–methyl butane D. 2–methyl propane Correct Answer: Option C = 2–methyl butane Explanation C5H12 has 5 carbons acid 12 hydrogens. 2–methyl butane No of carbon=5 No of hydrogen=12...
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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