Why calcium chloride is used to melt ice over sodium chloride
May 17, 2013 · The reason $\ce{CaCl2}$ is widely used as melting agent may have more to do with keeping the concrete intact. Concrete is composed of many calcium-containing species. When water flows over the concrete, the calcium can be …
Why are magnesium chloride and calcium chloride more soluble …
May 12, 2018 · $\ce{MgCl2}$ and $\ce{CaCl2}$ are more soluble than $\ce{NaCl}$ because In $\ce{MgCl2}$ and $\ce{CaCl2}$ the ionic charge is +2 hence it can interact with more number of $\ce{H2O}$ molecules, as the number of interactions increases more amount of energy is liberated which is a hydration energy which is sufficient enough to overcome the lattice ...
Why is CaCl2 called calcium chloride? - Chemistry Stack Exchange
Oct 1, 2016 · So far, the systematic name of $\ce{CaCl2}$ should be calcium dichloride. However, Multiplicative prefixes need not be used in binary names if there is no ambiguity about the stoichiometry of the compound (…). Therefore, the customary name calcium chloride is correct.
acid base - Is calcium chloride an acidic or basic salt? - Chemistry ...
May 10, 2019 · $\ce{CaCl2}$ solutions should be very slightly acidic if they were made from pure $\ce{CaCl2}$. This might not be the case. In industry calcium chloride is produces by reaction of calcium hydroxide with ammonium chloride, so industrial-grade calcium chloride is likely to be contaminated with calcium hydroxide.
Why isn't dry CaCl₂ used to dry HCl gas instead of concentrated ...
Apr 27, 2015 · $\begingroup$ cacl2 is a solid (amorphous mostly) and it is hard to handle with amorphous powdery solid, because they get mixed with the solution to be dried $\endgroup$ – agha rehan abbas Commented Apr 27, 2015 at 10:51
Why can't I dry/concentrate ethanol using calcium chloride ... or …
Oct 28, 2017 · On the other hand, aromatic alcohols like phenols can't be dried using $\ce{CaCl2}$ as they are somewhat acidic in nature. At the same time, I assume that all salts wouldn't do the same thing with lower alcohols as each salt-alcohol complex has its own degree of stability and the salt-water complex may be more stable than the former.
Heat and water absorption by calcium chloride
May 21, 2015 · $\begingroup$ CaCl2 is also deliquescent. It pulls in so much water from the air that eventually you wind up with a concentrated solution of the salt. $\endgroup$ – docscience
Calcium chloride hydrolysis - Chemistry Stack Exchange
Sep 28, 2020 · A suggested experiment, to newly purchased $\ce{CaCl2}$ take a small amount and completely dissolve in water. Note, the heating of the solution. Take a similar amount of $\ce{CaCl2}$ and place it on a plate in a low humidity environment. In a week, try again to dissolve the salt completely.
Where does the energy in the exothermic reaction of CaCl2 with …
Dec 11, 2014 · Today I created $1~\mathrm{M}$ aqueous solution of $\ce{CaCl2}$ and realized that the water before the mixture had a temperature of 23.4 Celsius degrees. Then I added the $\ce{CaCl2}$ and the temperature started growing until it reached 27.5 Celsius degrees. So we have an exothermic reaction.
inorganic chemistry - Solubility of Calcium Fluoride in water ...
Mar 9, 2013 · Chloride is less electronegative, thus $\ce{CaCl2}$ has weaker bonds, then comes $\ce{CaBr2}$ and at last $\ce{CaI2}$, the weakest of them all. You may also expect increase in bond length depending on the crystal structure, which may also contribute to the solubility properties of the given compound.