Chemistry 2011 JAMB Past Questions

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What is the concentration of a solution containing 2g of NaOH in 100cm³ of solution?
[Na = 23, O = 16, H = 1]

Which of the following properties is NOT peculiar to matter?

From the diagram above, an ideal can be represented by

Which of the following questions is correct about the periodic table?

A. The non-metallic properties of the elements tend to decrease across each period
B. The valence electrons of the elements increase progressively across the period
C. Elements in the same group have the same numbeer of electron shells
D. Elements in the same period have the number of valence electrons

The relative atomic mass of a naturally occurring lithium consisting of 90% \(^7 _3\)Li and \(^6 _3\)10% Li is