What does the formula Al2S3 represents?
Aluminum sulfide or aluminium sulphide is a chemical compound with the formula Al2S3.
What type of compound is Al2S3?
Aluminum sulfide, also called dialuminium trisulfide, is an ionic compound of aluminum and sulfur represented by the chemical formula Al2S3 [1, 2].
Is aluminum sulfide a binary?
Can you name binary ionic compounds?…Binary Ionic Compounds.
| A | B |
|---|---|
| aluminum sulfide | Al2S3 |
| aluminum nitride | AlN |
| aluminum phosphide | AlP |
| magnesium fluoride | MgF2 |
What is the formula mass of Al2S3?
150.158 g/mol
Aluminium sulfide/Molar mass
Is Al2S3 a precipitate?
Yes, Al2S3(s) is the precipitate. Its name is aluminum sulfide.
Is Al2S3 ionic or covalent?
Thus, bonding in Al2O3and Ga2O3 is predominantly ionic, while in Al2S3 and B2S3 the bonding is more covalent.
How many moles of atoms of each element are there in Al2S3?
Section 3 – Using Chemical Formulas
| Question | Answer |
|---|---|
| How many moles of atoms of each element are there in one mole of the following compound: Al2S3 | 2 mol Al, 3 mol S |
| How many moles of atoms of each element are there in one mole of the following compound: NaNO3 | 1 mol Na, 1 mol N, 3 mol O |
What is the percent composition of Al2S3?
It’s important to note that there are two moles of Al in Al2S3 A l 2 S 3 so its mass will be doubled. The percent composition of Al is 35.9%.
Is Al2S3 aqueous or solid?
Physical properties: Aluminum sulfide is a gray to black solid. Its density is 2.02 g mL-1. The melting point of this compound is 1100 °C and the boiling point is 1500 °C, at this temperature it sublimes. Aluminum sulfide decomposes in water and is insoluble in acetone.