Sulphur dioxide is a clear colourless liquid, free from visible impurities Strength 99,9% minimum SO 2 (m/m) ... Chemical formula - SO 2 Boiling point at 101,3 kPA - 10ºC Density as a gas at 0ºC - 2,92 kg/m3 Density as a liquid at 0ºC - 1,43 g/cm3 Latent heat of vaporization at Boiling point - 397,3 kJ/kg Freezing point of liquid - 75,5ºC At atmospheric pressure, and at -10°C (14°F), it condenses to form a liquid almost 1½ times the density of water. A colorless gas with a choking or suffocating odor. ... H2Te has a higher boiling point than H2S. The most important factor in determining the boiling point, is the intermolecular forces involved. SO2 can't form hydrogen bonds because there is no hydrogen. Sulfur dioxide is produced by volcanoes and in various industrial processes. For SO2 melting and boiling points are 198 K and 263 K respectively. Shipped as a liquefied compressed gas.] Sulfur dioxide can be produced from the combustion of sulfur. The EN difference between hydrogen and sulfur is 0.4, so hydrogen and sulfur form non-polar bonds. In addition, this compound with the presence of a catalyst, can create acid rain. Hydrogen sulfide is non-polar on account of its non polar H–S bonds. Properties: This compound is a poisonous gas that is released by volcanos and in industrial processes. Boiling point: 14°F: Critical temperature: 314.8°F: Critical pressure: 77.7 atm. Silicon Dioxide is a natural compound of silicon and oxygen found mostly in sand, Silica has three main crystalline varieties: quartz, tridymite, and cristobalite. Specific gravity of liquid at 32°F (water = 1) 1.43: Gas at 32°F and 1 atmosphere (air = 1) 2.26: Density of gas at 32°F and 1 atmosphere: 2.92 kg/m3: Viscosity of liquid at 32°F: 0.39 centipoise Boiling point -10°C. Boiling Point. Fine particulate silica dust from quartz rock causes over a long-term progressive lung injury, silicosis. I thought it would have a lower boiling point since it is held to together by london dispersion forces, which are weaker than so2's dipole-dipole attractions. Sulfur oxide, Sulfurous acid anhydride, Sulfurous oxide Colorless gas with a characteristic, irritating, pungent odor. Under prolonged exposure to fire or heat the containers may rupture violently and rocket. At standard temperature and pressure, it is colourless gas with a sharp pungent odour. 10 pts for the best answer. Is h2s polar or nonpolar? Heavier than air. Sulphur dioxide gas is twice the density of air. Formula: SO2. Sulfur dioxide (also sulphur dioxide) is the chemical compound with the formula SO 2.It is a gas. They are sulfur dioxide and sulfur monoxide. SO2 … [Note: A liquid below 14°F. Is all of this correct? Sulfur: The boiling point of sulfur is about 444.6 o C. Sulfur Dioxide: The boiling point of sulfur dioxide is about -10 o C. Conclusion. Sulfur forms two main oxides that are gases at room temperature. When coal and petroleum are combusted, they often generate sulfur dioxide because they contain sulfur compounds. Sulphur dioxide is a clear, colourless gas or liquid. Used to manufacture chemicals, in paper pulping, in metal and food processing. Very toxic by inhalation and may irritate the eyes and mucous membranes. It is also used to protect wine from oxygen and bacteria.It can be produced by burning sulfur.It dissolves in water to produce sulfurous acid. Both have dispersion and dipole-dipole forces. It smells like burnt matches.It also smells suffocating. SO2; SO2 has a larger molecular mass than CO2.