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.
1,11 and 111
l and ll only
ll only
l only
Correct answer is D
No explanation has been provided for this answer.
Which of the following statements about soapless detergents is correct? They
lather readily with hard water
increase the surface tension of water
cause hydrolysis of salts in water
from a curdy precipitate with soft water
Correct answer is A
No explanation has been provided for this answer.
The reaction between ethene and chlorine to form 1, 2-dichloroethane is
oxidation
polymerization
addition
substitution
Correct answer is C
No explanation has been provided for this answer.
The following compounds are hydrocarbons except
methylpropanoate
2-methylbutane
benzene
cyclohexane
Correct answer is A
No explanation has been provided for this answer.
When alkynes are hydrogenated completely they produce compounds with the general molecular formula
CnHn
CnH2n
CnH2n+2
CnH2n-2
Correct answer is C
No explanation has been provided for this answer.