Chemistry
Arrange the following as per the instructions given in the brackets.
(a) Al, Cl, Na, Si, Mg (increasing order of non-metallic character).
(b) C, F, Li, O, Be (decreasing order of metallic character)
(c) Mg, Al, Na, Si (increasing order of atomic size).
Periodic Table
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Answer
(a) Na < Mg < Al < Si < Cl
(b) Li > Be > C > O > F
(c) Si < Al < Mg < Na
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