Question
Chemistry Question on p -Block Elements
Which of the following is an alloy of aluminium?
A
Magnalium
B
Duralumin
C
Brass
D
Both (a) and (b)
Answer
Both (a) and (b)
Explanation
Solution
Magnalium : 95% Al, 5% Mg. It is used in the construction of airships, balance and pistons of motor engine. Duralumin : 95% Al, 4% Cu, 0.5% Mg, 0.5% Mn. It is used in aeroplanes and automobile parts.