In Q28 of Science ques paper set 4 class 10 all the options are wrong according to NCERT
(a) number of chloride ions must be 2 . There should be 2 outside bracket.
(b) no charge on chloride ion
(c) no charge on chloride ion
(d) one negative charge on 2 chloride ions.
None of the options explains the structure of CaCl2
Please provide bonus marks to the students.
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