资讯

BBC10 个月
Dot and cross diagrams to show formation of ions
They form ions which bond to form sodium chloride ... Here are some other examples of dot and cross diagrams for the formation of ions in some ionic compounds – magnesium oxide and calcium ...
BBC2 年
Dot and cross diagrams to show formation of ions - Higher tier
They form ions which bond to form sodium chloride ... Here are some other examples of dot and cross diagrams for the formation of ions in some ionic compounds – magnesium oxide and calcium ...