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I need to know for a presentation tomorrow.

2007-10-28 17:31:37 · 3 answers · asked by bigmax_34 1 in Science & Mathematics Chemistry

3 answers

If you mean the mineral fluorite, it's 4.

2007-10-28 17:44:11 · answer #1 · answered by copperhead 7 · 0 0

if you mean hard and soft chemistry it's the most electronegative atom so its one of the hardest, i think only the H+ is harder.

2007-10-28 17:55:59 · answer #2 · answered by Anonymous · 0 0

check out this website, they got plenty of info!



http://www.webelements.com/

2007-10-28 17:36:15 · answer #3 · answered by whosethatgurl101 2 · 0 0

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