Ncert Exercises & Solutions

2.4 Write the complete symbol for the atom with the given atomic number (Z) and atomic mass (A)

(i) Z = 17 , A = 35.

(ii) Z = 92 , A = 233.

(iii) Z = 4 , A = 9.

{}_{17}^{35}{Cl}

ii.

{}_{92}^{233}U

iii.

{}_{4}^{9}{Be}