Brain Teasers
Elementary Puzzle
Group
These brain teasers rely on your ability to recognize groups of common attributes. For each of these puzzles you'll need to figure out why the words or letters are grouped as they are. Sometimes you will be asked to pick the odd-one-out or to place a new word into the correct group.Group
Which one of the following items does not belong?
Ba, Be, Cd, Cs, Cr, Ge, He, Mo, Ra.
Ba, Be, Cd, Cs, Cr, Ge, He, Mo, Ra.
Hint
Look at the title.Answer
Mo = Molybdenum definitely does not belong as all of the others end in "ium".The others are Ba = Barium, Be = Beryllium, Cd = Cadmium, Cs = Cesium, Cr = Chromium, Ge = Germanium, He = Helium and Ra = Radium.
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Comments
how sad do you think we are!!!!!! to know that!!!!!!!!!
how sad do you think we are!!!!!! to know that!!!!!!!!!
Oct 19, 2003
u r so sad 2 no dat
Perhaps I am sad as well, but Cesium is the only element listed with an odd atomic number.
There was a second part to this teaser that made the groupings far more obvious but the editors removed it.
Great one!!!!
dumb
Not really; it was easy, not dumb. Good teaser never the less, so keep up the good job!
The hint does not help AT ALL.
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