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Chemistry CBSE Live product
Class 9
Structure of the atom
Annual Revision II - Structure of the atom
1.
NCERT Exemplar XVI
Question:
3
m.
Complete the below table on the basis of information available in the symbols given below.
a
.
\(_{17}\textrm{Cl}^{35}\)
b
.
\(_{6}\textrm{C}^{12}\)
c
.
\(_{35}\textrm{Br}^{81}\)
Element
\(n_p\)
\(n_n\)
\(_{17}\textrm{Cl}^{35}\)
\(18\)
\(35\)
\(17\)
\(16\)
\(16\)
\(18\)
\(17\)
\(35\)
\(_{6}\textrm{C}^{12}\)
\(6\)
\(12\)
\(9\)
\(7\)
\(12\)
\(7\)
\(6\)
\(9\)
\(_{35}\textrm{Br}^{81}\)
\(81\)
\(46\)
\(35\)
\(36\)
\(46\)
\(35\)
\(36\)
\(81\)
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