the period and group number of element with atomic number 7 are
a) 2,3
b) 2,4
c) 2,5
d) 2,15
Answers
Answered by
1
Answer:
Atomic No. 7, is Nitrogen family which is in group 15
Answered by
3
Answer:
C) 2,15 mhfd hyidrtu yydhi
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