Chemistry 2014 Jamb Past Questions and Answers

Question 6 :

• JAMB 2014

An element X has electron configuration 1s² 2s² 2p⁶ 3s² 3p⁵. Which of the following statements is correct about the element?

A. Lt has a completely filled p-orbital
B. Lt has 5 electrons in its outermost shell.
C. Lt belongs to group ll on the periodic table
D. Lt is a halogen

Question 7 :

• JAMB 2014

Beryllium and aluminium have similar properties because they

A. Are both metals
B. Belong to the same group
C. Belong to the same period
D. Are positioned diagonally to each other

Question 8 :

• JAMB 2014

If the difference in electronegativity of elements P and Q is 3.0. The bond that will be formed between them is

A. Metallic
B. Covalent
C. Co-ordinate
D. Ionic

Question 9 :

• JAMB 2014

How many protons, neutrons and electrons respectively are present in the element 60/27 Co?

A. 27, 33 and 33
B. 33, 27 and 27
C. 27, 33, and 27
D. 60, 33 and 60

Question 10 :

• JAMB 2014

The radio active radiation used in studying the arrangement of particles in giant organic molecules is

A. \(\gamma\)- rays
B. \(\alpha\)- particles
C. X-rays
D. \(\beta\) - particles