CAIE A Level Chemistry 9701 · Chemical bonding
Sulfur hexafluoride, , is a covalent molecule in which a sulfur atom is bonded to six fluorine atoms.
Describe the covalent bonding in , and explain why sulfur is able to form six covalent bonds even though a sulfur atom has only six outer-shell electrons.
5 marks, so the mark scheme is looking for about 5 separate creditworthy points. Making the same point twice in different words earns it once.
Describe means: Say what happens or what something is like, in order and with detail. You are not being asked why. If there is data, quote it: name the trend, then give figures with units at the points where it changes.
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