Non-metals And Their Compounds Jamb Chemistry Past Questions
Question 1
The condition required for corrosion to take place is the presence of
- A. Oxygen and Carbon (IV) oxide
- B. Water and Oxygen
- C. Water and Carbon (IV) oxide and Oxygen
- D. Water and Carbon (IV) oxide
Question 2
Sulphur exists in six forms in the solid state. This property is known as
- A. Isomerism
- B. Allotropy
- C. Isotopy
- D. Isomorphism
Question 3
The electronic configuration of element Z is 1s\(^2\) 2s\(^2\) 2p\(^6\) 3s\(^2\) 3p\(^1\). What is the formula of the compound formed between Z and tetraoxosulphate (VI) ion.
- A. Z\(_3\)(SO\(_4\))\(_2\)
- B. ZSO\(_4\)
- C. Z\(_2\) SO\(_4\)
- D. Z\(_2\)(SO\(_4\))\(_3\)
Question 4
The sulphide that is commonly used in coating electric fluorescent tubes is?
- A. iron(ii)Sulphide
- B. tin(ii)sulphide
- C. Zinc Sulphide
- D. lead(iv) Sulphide
