Periodic table?

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how many elements are there?

2007-09-06 17:13:09 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Earth Sciences & Geology

3 answers

118.

http://en.wikipedia.org/wiki/Periodic_table

2007-09-06 17:17:06 · answer #1 · answered by Tara 4 · 0⤊ 0⤋

There are 93 naturally occurring elements. The rest are radioactive and their half lives are so short that they have decayed into simpler elements a billion years ago.

2007-09-06 17:28:55 · answer #2 · answered by Anonymous · 0⤊ 1⤋

Go to ; www.webelements.com and count em.
(Great homework site.)

2007-09-07 10:40:47 · answer #3 · answered by Irv S 7 · 0⤊ 1⤋