hello guys can you help mto do this
find the number if Valence electrons of oxygen,aluminium ,chlorine and calcium.
Answers
Answered by
8
Answer:
2 oxygen
3 aluminium
1 chlorine
2 calcium
Answered by
0
Answer:
oxygen 2
aluminium plus 3
chlorine 7
calcium 2
Explanation:
for aluminium put plus in symbol.
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