Question

10. Write the complete symbol for the atom with the given atomic number (4)
And mass number(A) (a) Z = 17, A = 35 (b)Z = 92, A = 233
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Answer 1

a.z=17 is chlorine (Cl)

Answer 2

(a) Atomic number is 17. It belongs to 17th group so it is a halogen. So the atom is chlorine. Symbol - Cl .

(b). 92 is atomic number of Uranium.

Symbol - U.

Hope it helps.