Webmolecular compounds have low melting points and can be any phase at room temp., ionic compounds have high melting points and are solid at room temp. describe what a … WebJan 28, 2011 · Why does H2O have a higher point than CO2? H2O (water) has a higher melting point and boiling point than CO2 because of the hydrogen bonds that exist between the water molecules.
Arrange each group of compounds in order of increasing boiling point ...
WebCARBON DISULFIDE has an extremely low autoignition temperature (125°C). May ignite or even explode when heated. The vapor or liquid has been known to ignite on contact with … WebChemistry questions and answers. Predict which compound in each pair will have the higher melting point, higher boiling point, higher vapor pressure, higher heat of vaporization, and higher heat of fusion. (a) CS2 or CCl4 (b) HI or KI (c) Cl2 or F2 (d) Na2O or H2O (e) SiO2 or CO2 (f) CH4 or NH3 (g) CHCl3 or CF4 (h) CaF2 or HF (i) BF3 or P4. bioshield clay wall paint
intermolecular forces - Why does chlorine have a higher boiling point ...
WebMar 2, 2012 · What element has a higher melting point CaO or CS2? CaO>CS2 (CaO:2572℃ CS2:-110.8℃) Why does cs2 have a higher boiling point than CO2? Sulfur is larger and therefore has a larger intermolecular force than oxygen. Intermolecular force increases the amount of energy needed to break the bonds, and … WebThe normal boiling point is 125 degrees Celcius, and the melting point is -45.5 degrees Celcius. Carbon disulfide (CS2) is also a liquid at room temperature with normal boiling and melting points of 46.5 degrees Celcius and -111.6 degrees Celcius, Carbon dioxide CO2 is a gas at room temperature. Carbon diselenide CSe2 is a liquid at room ... Melting point: −111.61 °C (−168.90 °F; 161.54 K) Boiling point: 46.24 °C (115.23 °F; 319.39 K) See more Carbon disulfide (also spelled as carbon disulphide) is an inorganic compound with the chemical formula CS2 and structure S=C=S. It is a colorless liquid, which is used as a building block in organic synthesis. It has a … See more Small amounts of carbon disulfide are released by volcanic eruptions and marshes. CS2 once was manufactured by combining carbon (or coke) and sulfur at 800–1000 °C. See more CS2 polymerizes upon photolysis or under high pressure to give an insoluble material called car-sul or "Bridgman's black", named after the … See more Carbon disulfide has been linked to both acute and chronic forms of poisoning, with a diverse range of symptoms. Concentrations of 500–3000 mg/m cause acute and subacute poisoning. These include a set of mostly neurological and psychiatric … See more In 1796, the German chemist Wilhelm August Lampadius (1772–1842) first prepared carbon disulfide by heating pyrite with moist charcoal. … See more Combustion of CS2 affords sulfur dioxide according to this ideal stoichiometry: CS2 + 3 O2 → CO2 + 2 SO2 With nucleophiles For example, … See more The principal industrial uses of carbon disulfide, consuming 75% of the annual production, are the manufacture of viscose rayon and cellophane film. It is also a valued … See more bioshield clay paints