Learn more about the properties, composition, and structure of substances (elements and compounds) with these Chemistry questions and answers. This Test can be used by students preparing for Chemistry in JAMB, WAEC, NECO or Post UTME.
In the diagram, the function of the concentrated H2SO4 is to?
purify the gas
dry the gas
liquefty the gas
remove odour
Correct answer is B
Concentrated sulphuric acid is a very effective drying agent. The chlorine obtained as the product from the above reaction contains traces of water vapour, and hydrogen chloride (HCl) vapours. HCl vapours are removed by passing the gas through water, and the traces of water vapour are removed by passing through conc.sulphuric acid.
The IUPAC nomenclature of the compound above is
2-bromo-3-chlorobutanol
3-bromo-2-chlorobutanol
3-chloro-2-bromobutanol
2-chloro-3-bromobutanol
Correct answer is B
No explanation has been provided for this answer.
alkanone
alkanoate
alkanal
akanol
Correct answer is A
No explanation has been provided for this answer.
A
B
C
D
Correct answer is C
No explanation has been provided for this answer.
A
B
C
D
Correct answer is B
No explanation has been provided for this answer.