Answer
Please see the work below.
Work Step by Step
We know that the ionic compounds are $AlF_3, MgF_2\space NaF$ while the covalent compounds are $SiF_4, PF_5, ClF_4$ and $SF_6.$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.