cameroon gce ordinary level June 2022 chemistry 2

cameroon gce ordinary level June 2022 chemistry 2

cameroon gce ordinary level June 2022 chemistry 2

a) Give
i) The atomic number ofC
ii
) The electronic configuration of D
iii) The electronic configuration of the ion of B
(3 marks
)
b) Which of these elements docs not form compounds?
Give
a reason for your answer.
Element
Reason
(2 marks)
c) (i) Which of the elements is a halogen?
(ii). Write a balanced Chemical equation for the reaction between hydrogen and the halogen in (c)(i)
(3 marks)
d) i) Write the formula of the compound formed between B and E
ii) Identify the bond type in the compound formed in (d)(i)

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