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Chemistry
UTME / JAMB 1981
Basic Chemistry
Solution
Allotropes are elements having?
A
different physical but the same chemical properties
B
different chemical but the same physical properties
C
the same chemical and physical properties
D
different atomic structure
E
the same position in the periodic table
medium Difficulty
Study Explanation
Chemistry
UTME / JAMB 1980
Basic Chemistry
Solution
10cm3 of CO is mixed and sparked with 100cm3 of air containing 21% O2. If all the volumes measured at S.T.P. the volume of resulting gases would be?
A
90cm3
B
100cm3
C
105cm3
D
110cm3
E
115cm3
medium Difficulty
Study Explanation