Antimony (Sb)
Element number 51, from the metalloids family.
Antimony facts
- Symbol
- Sb
- Atomic number
- 51
- Atomic mass
- 121.76
- Family
- Metalloids
- Period
- 5
- Group
- 15
Famous reactions with antimony
- Glittering sparks! Antimony meets ChlorineAntimony trichloride 2Sb + 3Cl₂ → 2SbCl₃ · At room temperature · Try it
What does antimony react with?
Antimony makes a new substance with 7 other elements and chemicals in our lab:
- Antimony + OxygenAntimony(III) oxide 4Sb + 3O₂ → 2Sb₂O₃ · When heated · Try it
- Antimony + FluorineAntimony(V) fluoride 2Sb + 5F₂ → 2SbF₅ · At room temperature · Try it
- Antimony + SulfurAntimony trisulfide (stibnite) 2Sb + 3S → Sb₂S₃ · When heated · Try it
- Antimony + SeleniumAntimony(III) selenide 2Sb + 3Se → Sb₂Se₃ · When heated · Try it
- Antimony + BromineAntimony(III) bromide 2Sb + 3Br₂ → 2SbBr₃ · When heated · Try it
- Antimony + TelluriumAntimony(III) telluride 2Sb + 3Te → Sb₂Te₃ · When heated · Try it
- Antimony + IodineAntimony(III) iodide 2Sb + 3I₂ → 2SbI₃ · When heated · Try it
It also blends into a mixture, like an alloy, with 74 other metals when melted together.
Nothing happens when it's simply mixed with 16 of the others. 21 pairings have never been tried, because not enough atoms have ever existed.