Question

Two elements ‘A’ and B belong to the same period. ‘A’ has 1 valence electron and B
has 2 valence electrons. Which of the following statements is correct for them?
a. A can combine with B and form an ionic compound.
b. A will be more reactive than B.
c. A is metal while B is a metalloid.
d. A will be smaller in size than B

Answer 1

Answer:

d.A will be smaller in size than B because B has 1 more electron