QUIZ: Can you get 15 out of 15 in this tricky science quiz?
You'll be in your element here...
Time to revisit your secondary school science brain with our quiz on everyone's favourite...
...the periodic table of elements!
Incredible scenes. Just to note, we haven't included all 118 elements here as that would be a bit silly.
Instead, we've chosen 15 of them. We're confident that you should know them all, but you'll have to unlock them in the order in which they appear.
We'll throw in a clue – one of them shares a name with a Nirvana song.
Four minutes on the clock, go!
If the quiz isn't displaying for you below, click here.