1.

Which forms a crystal of \[NaCl\] [CPMT 1972; NCERT 1976; DPMT 1996]

A.                 \[NaCl\]molecules          
B.                 \[N{{a}^{+}}\] and \[C{{l}^{-}}\]ions
C.                 \[Na\] and \[Cl\] atoms                
D.                 None of the above
Answer» C.                 \[Na\] and \[Cl\] atoms                


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