cameroon gce ordinary level June 2022 chemistry 1

cameroon gce ordinary level June 2022 chemistry 1

cameroon gce ordinary level June 2022 chemistry 1

Which of the following is NOT a subatomic particle?
A Proton
B Neutron
C Nucleon
D Licetron
1.
8.
Cu2 + 2c
CUM
Cu(S)
Which of the following relights a glowing
splint?
A CO;
B NO;.
C O.
D SO;
1 + 2c
Calculate the mass of pure copper deposited at
the Anode?
A 0.045g
B 2.70g
C 0.00075g
D 0.039g
9
Why is ammonia described as an alkaline gas?
A It turns damped red Litmus paper blue
B It forms white fumes with cone. HCIfoq)
C It has no effect on litmus paper
D It contains a hydroxide ion
J.
Given the equation
2CH3COOH +Na2C03— 2X + CO,+ H;0
Identify the organic compound, X.
A Sodium ethoxide
B Sodium methanoatc
C Sodium hydroxide
D Sodium ethanoatc
10.
Identify a fertilizer made from Sulphuric acid
A Potassium Chloride
B Ammonium sulphate
C Ammonium Nitrate
D Ammonium Sulphite.
4.
Two elements M and P have atomic number
12 and 7 respectively. Give the formula of the
compound formed between M and P
M;P;
B MP;
C M,P;
D M5P;
12. A soil sample has a pH of 4. The soil sample is
A Basic
B Acidic
C Neutral
D Alkaline
11.
Which of the following substances causes
hardness in water?
5.
A
A NaHCOj
B Na2CO;
C MgSOj
D K;SO,
Determine the number of neutrons in the atom
with a mass number of 35 and an atomic
number of 17.
6.
13. A hydrocarbon contains 85.7% C and 14.3%
H. Determine the empirical formula of the
hydrocarbon.
A Cl1;
B C1I
C CM,
D C;II4
A 37
B 17
C 18
I) 52
What is the function of Chlorine in the
treatment of water?
A To remove odour
B To remove taste
C To remove solid particles
D To kill germs
7.
14. When a few drops of aqueous silver nitrate is
added to a salt solution
,a yellow precipitate is
formed. Identify the anion in the salt.
A Fluoride ion
B Chloride ion
C Bromide ion
D Iodide ion

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