by Sunday | Dec 10 | Chemistry WAEC
A. excessive ultraviolet light from the sun to reach the earth surface B. excessive release of infrared light from the sun to the earth surface C. corrosive effect of the chemicals on humans and animals D. acidic effect of chemicals on humans Correct Answer: Option A...
by Sunday | Dec 10 | Chemistry WAEC
ClCH2CH2OH A. 1- chloropropanol B. 2-chloropropanol C. 1-chloroethanol D. 2-chloroethanol Correct Answer: Option C C. 1-chloroethanol Explanation The parent chain for the compound is C2H5OH in which one of the hydrogen atoms is replaced by the Cl atom. Giving the...
by Sunday | Dec 10 | Chemistry WAEC
C12H22O11 A. sucrose B. maltose C. galactose D. mannose Correct Answer: Option B B. maltose Explanation A maltose is a dissacharide formed from two units of glucose.
by Sunday | Dec 10 | Chemistry WAEC
A. paraffin oil B. animals C. groundnuts D. palm kernel Correct Answer: Option A A. paraffin oil Explanation Paraffin oil is gotten from petroleum distillation and can’t be a source of fats and oil.
by Sunday | Dec 10 | Chemistry WAEC
A. Nitrogen(II) oxide and Carbon(IV) oxide B. Carbon(IV) oxide and Nitrogen C. Carbon(II) oxide and Sulphur(IV) oxide D. Carbon(II) oxide and oxygen Correct Answer: Option C C. Carbon(II) oxide and Sulphur(IV) oxide
by Sunday | Dec 10 | Chemistry WAEC
C4H9COOC3H7 A. propyl pentanoate B. pentyl propanoate C. butyl propanoate D. propyl butanoate Correct Answer: Option A A. propyl pentanoate Explanation The alkyl group is attached to the parent chain that is a carboxylic acid. The name of the compound is gotten by...
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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