1.
unknown salts research table instruction
Der, | Eff -formula Melting point (oC) . Flame- i % ?LO (by mass) : Density ???1n Hyg color
Icalculate this (8/ml) (kcal/mol) (for cation present) Very weak(NOT a hydrate!) greena value
Ammonium Chloride Hyg 338 -NH4Cl N/A 1.519a +3.82 sublimate 520.1 (decomposes)
otassium Chloride KCl odium Chloride -NacI inc Chloride - ZnCla agnesium Chloride xahydrate
- C2.6H2O cium Chloride vdrate-CaCl2·2H2O ium Chloride drate - BaCla 2H2O ntium
Chloride hydrate - 6HeO Deliquescent, Efflorescent, Hygroscopic References: 1. 87th edition of
CRC Handbook of Chemistry and Physics 2. The Merck Index, 14th edition Heats of Salution,
Bichowsky and Rossini, Reinhold, NY, 1936
Solution
KCl hygroscopic 770 0 C Violet NaCl Hyg 801 0 C Golden Yellow ZnCl2 Del 290 0 C Light
Green CaCl2. 2H2O Del 176 0 C red-orange BaCl2. 2H2O Hyg 962 0 C Bluish Green MgCl2
Hyg 714 0 C No color