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0 votes
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in Chemistry by (47.6k points)

The symbols of the elements cobalt, aluminium, helium and sodium respectively written by the student are as follows. Which symbol is the correct one? 

(a) CO 

(b) AL 

(c) He 

(d) So

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1 Answer

+1 vote
by (46.9k points)

The correct answer is : (d) So

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