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I would first get the student to find the elements on the Periodic Table, and work out how many valence electrons each atom had. Then I would get them to draw the structures of hydrogen and chlorine us...

Elements in the group one (i.e. alkali metals from lithium to francium) exhibit metallic bonding: the positive nuclei are held together thanks to the attraction to delocalised electrons. As the number ...

A species with one or more valence electron pairs that forms co-ordinate bonds with a metal ion. 

Here, we have to focus on the term strong acid. It is defined as an acid that is dissolved completely in an aqueous solution. We say that the reaction of dissociation of the acid goes ...

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Relative formula mass (M_r) is found by adding together the relative atomic masses (A_r) of all the atoms present in a compound. 

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