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Paper 1 | Objectives | 45 Questions
WASSCE/WAEC MAY/JUNE
Year: 2000
Level: SHS
Time:
Type: Question Paper
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Paper 1 | Objectives
Chemistry
Exam
1985
FREE
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
French
2010
Geography
Agricultural Science
2018
Mathematics (Core)
2009
English Language
2014
2021
2008
Government
1983
Biology
The atoms of four elements are represented as 20Q, 16R, 10S and 8T Which of the elements would be unreactive?
A. Q
B. R
C. S
D. T
Chlorine atom forms CI by
A. losing one electron
B. Sharing one electron
C. Donating lone pair of electrons
D. Gaining one electron
An element Z has a combining power of 3. Which of the following formulae is correct of its compounds?
A. ZSO3
B. Z3CI2
C. Z 2O 3
D. ZS3
Electrovalent compounds are characterized by
A. solubility in ethanol
B. high molar mass
C. high melting point
D. strong oxidizing ability
The type of chemical bond that exists between potassium and oxygen in potassium oxide is
A. ionic
B. metallic
C. covalent
D. dative
Which of the following contains co-ordinate covalent bond?
A. HCI
B. CH 4
C. NH4
D. Na+CI
Elactrostatic force of attraction between sodium ion and halide ion is greatest in
A. NaCI
B. NaBr
C. NaF
D. NaI
Which of the following non-metals reacts most readily with metals?
A. Nitrogen
B. Chlorine
C. Sulphur
D. Carbon
A radioactive solid is best stored
A. under paraffin oil
B. under ultraviolet light
C. in a cool, dark cupboard
D. in a box lined with lead
Preview displays only 9 out of the 45 Questions