The sBlock Elements - Result Question 16
####17. Crude sodium chloride obtained by crystallisation of brine solution does not contain
[NEET Odisha 2019]
(a) $CaSO_4$
(b) $MgSO_4$
(c) $Na_2 SO_4$
(d) $MgCl_2$
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Solution:
- (b) Crude sodium chloride which is obtained by crystallisation of brine solution contains $Na_2 SO_4, CaSO_4, CaCl_2$ and $MgCl_2$ are present as impurities in crude.
