Thursday, 28 February 2019

JAMB PAST QUESTIONS AND ANSWERS ON CHEMISTRY 2016 (TEXT)

1.      An element X has two in the ratio 1:3. The relative atomic mass of x would be __. A.    20.5 B.    21.0 C.    21.5 D. ...

JAMB PAST QUESTIONS AND ANSWERS ON CHEMISTRY 2017 (TEXT)

1.   The flame used by welders in cutting metals is __. A.   butane has flame B.   acetylene flame C.   Kerosene flame D.   Oxy-a...