D-block Memes

Chemistry students everywhere getting flashbacks! The periodic trends and F/D orbitals relationship is the ultimate tag team of pain in chemistry classes. Those electron configurations and orbital shapes haunt many sleepless nights before exams. Just like these intimidating figures, these concepts show up unexpectedly in questions worth way too many points. The real horror story isn't under your bed—it's in your chemistry textbook's chapter on electron configuration!

Chemistry students experiencing copper's electron configuration for the first time be like... 😱 The transition metals are the drama queens of the periodic table! While most elements fill their electron shells in a nice, predictable order, copper says "nah, I'm special" and yeets an electron from the 4s to the 3d orbital for extra stability. It's literally the atomic equivalent of stepping in something gross and then discovering you're wearing your favorite shoes. The energy payoff from having a full d-subshell is so worth the quantum mechanical rebellion! Next time your professor asks why Cu is [Ar]3d¹⁰4s¹ instead of [Ar]3d⁹4s², just show them this and walk away like a boss.