Question

(a) The number of valence electrons present in
magnesium is
(i) two
(ii) three
(iii) four
(iv) five

(b) The sub atomic particle with positive charge
is
(i) proton
(ii) neutron
(iii) electron
(iv) nucleon​

Answer 1

Explanation:

(a) (i) two

(b) (i) proton

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Answer 2

Answer:

(a) -> (i) two

(b) -> (i) proton

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