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The charge on an ion is A always positive. B zero. C always negative. D either positive or negative. 2. According to the octet rule, a calcium atom has a tendency to A lose one electron. B gain two electrons.
asked
May 6, 2020
Physics
high-school
1
answer
0
votes
229k
views
Which element has the highest thermal conductivity
asked
Feb 22, 2020
Chemistry
middle-school
1
answer
0
votes
175k
views
How did industrial leaders accumulate wealth during the late 1800s?
asked
Jan 2, 2020
History
high-school
1
answer
2
votes
226k
views
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