Question

Identify element T and Q whose their atomic number are 12 and 17

Answer 1

Answer:

Element T, whose atomic number 12 is MAGNESIUM

Element Q, whose atomic number 17 is CHLORINE

Answer 2

Answer:

T - Magnesium

Q - Chlorine

Explanation:

e⁻ configuration of T = 2,8,2

e⁻ configuration of Q = 2,8,7

Hope this helps.