Q. Write down the electronic configuration of the following elements from the given atomic numbers. Answer the following question with explanation.
a. 3Li, 14He, 11Na, 15P Which of these elements belong to be period 3?
b. 1H, 7N, 20Ca, 16S, 4Be, 18Ar Which of these elements belong tot he second group?
c. 7N, 6C, 8O, 5B, 13Al Which is the most electronegative element among these?
d. 4Be, 6C, 8O, 5B, 13Al Which is the most electropositive element among these?
e. 11Na, 15P, 17Cl, 14Si, 12Mg Which of these has largest atoms?
f. 19K, 3Li, 11Na, 4Be Which of these atoms has smallest atomic radius?
g. 13Al, 14Si, 11Na, 12Mg, 16S Which of the above elements has the highest metallic character?
h. 6C, 3Li, 9F, 7N, 8O Which of the above elements has the highest nonmetallic character?