Fact Box
Browse Fact Box about Science - Chemistry
Facts
Fact | Category | Date | ||
---|---|---|---|---|
196 | Ni is the symbol for the chemical element nickel. | Science > Chemistry | 06/03/08 | |
197 | The symbol for the chemical element calcium is Ca. | Science > Chemistry | 06/03/08 | |
198 | The symbol for the chemical element iron is Fe. | Science > Chemistry | 06/02/08 | |
199 | O is the symbol for the chemical element oxygen. | Science > Chemistry | 06/02/08 | |
200 | Joseph Priestly is most commonly credited for the discovery of the element oxygen. | Science > Chemistry | 05/26/08 | |
201 | The atomic mass of hydrogen is 1.0079. | Science > Chemistry | 05/21/08 | |
202 | Nitrogen has 5 valence electrons. | Science > Chemistry | 05/20/08 | |
203 | Boron has 3 valence electrons. | Science > Chemistry | 05/20/08 | |
204 | Carbon has 4 valence electrons. | Science > Chemistry | 05/20/08 | |
205 | Beryllium has 2 valence electrons. | Science > Chemistry | 05/20/08 | |
206 | Hydrogen has 1 valence electron(s). | Science > Chemistry | 05/20/08 | |
207 | Sodium has 1 valence electron. | Science > Chemistry | 05/19/08 | |
208 | Lithium has 1 valence electron(s). | Science > Chemistry | 05/19/08 | |
209 | An oxygen atom has 6 valence electrons. | Science > Chemistry | 05/19/08 |
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