Choose the letter of the best answer.
1. On what block does this element's electron configuration occurs?
"1s 2s 2p 3s 3p6"
a. S-block
b. p-block
d. f-block
c. d-block
2. On what group (metal, non-metal, metalloid) does this electron configuration
belongs? (182 2s 2p 3s 3p)
a. Metal
c. Metalloid/ semi-metal
b. Non-metal
d. None of the ​