Question

write the chemical properties of this element are similar to which of the following element:7N,4Be,18Ar, 17Cl
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Answer 1

Answer:

An element has its electron configuration as 2, 8, 2. Now answer the following question.

a. What is the atomic number of this element?

b. What is the group of this element?

c. To which period does this element belong?

d. With which of the following elements would this element resemble? (Atomic numbers are given in the brackets)

N(7), Be(4), Ar(18), Cl(17)