Physics, asked by lakshayshukla257, 9 hours ago

8. Four elements P, Q, R and S have atomic number 12, 13, 14 and 15
respectively. Answer the following:
(a) What is the valency of Q?
(b) Classify these elements as metals and non-metals.
(c) Which of these elements will form the most basic oxide ?

Answers

Answered by padmapv1234567890

3

Answer:

hello

Explanation:

a)3

b) metals are p and q since valence electrons is 2 and 3 while r and s are non metals.

c)basic oxide is done by best metal so answer is P

please mark as branliest

thank you

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