Reaction of iron n calcium chloride
Answers
Answer:Calcium chloride is an inorganic compound, a salt with the chemical formula CaCl2. It is a white coloured crystalline solid at room temperature, highly soluble in water. It can be created by neutralising hydrochloric acid with calcium hydroxide.
Calcium chloride
Structure of calcium chloride, (chlorine is green, calcium is gray)
Sample of calcium chloride
Names
IUPAC name
Calcium chloride
Other names
Calcium(II) chloride, calcium dichloride, E509
Identifiers
CAS Number
10043-52-4 ☑
22691-02-7 (monohydrate) ☒
10035-04-8 (dihydrate) ☒
25094-02-4 (tetrahydrate) ☒
7774-34-7 (hexahydrate) ☒
3D model (JSmol)
Interactive image
ChEBI
CHEBI:3312 ☑
ChEMBL
ChEMBL1200668 ☒
ChemSpider
23237 ☑
DrugBank
DB01164 ☑
ECHA InfoCard
100.030.115
EC Number
233-140-8
E number
E509 (acidity regulators, ...)
PubChem CID
24854
RTECS number
EV9800000
UNII
OFM21057LP ☑
CompTox Dashboard (EPA)
DTXSID5020235 Edit this at Wikidata
InChI
InChI=1S/Ca.2ClH/h;2*1H/q+2;;/p-2 ☑
Key: UXVMQQNJUSDDNG-UHFFFAOYSA-L ☑
InChI=1/Ca.2ClH/h;2*1H/q+2;;/p-2
Key: UXVMQQNJUSDDNG-NUQVWONBAG
SMILES
[Ca+2].[Cl-].[Cl-]
Properties
Chemical formula
CaCl2
Molar mass
110.98 g·mol−1
Appearance
White powder, hygroscopic
Odor
Odorless
Density
2.15 g/cm3 (anhydrous)
2.24 g/cm3 (monohydrate)
1.85 g/cm3 (dihydrate)
1.83 g/cm3 (tetrahydrate)
1.71 g/cm3 (hexahydrate)[1]
Melting point
772–775 °C (1,422–1,427 °F; 1,045–1,048 K)
anhydrous[5]
260 °C (500 °F; 533 K)
monohydrate, decomposes
175 °C (347 °F; 448 K)
dihydrate, decomposes
45.5 °C (113.9 °F; 318.6 K)
tetrahydrate, decomposes[5]
30 °C (86 °F; 303 K)
hexahydrate, decomposes[1]
Boiling point
1,935 °C (3,515 °F; 2,208 K) anhydrous[1]
Solubility in water
Anhydrous:
74.5 g/100 mL (20 °C)[2]
Hexahydrate:
49.4 g/100 mL (−25 °C)
59.5 g/100 mL (0 °C)
65 g/100 mL (10 °C)
81.1 g/100 mL (25 °C)[1]
102.2 g/100 mL (30.2 °C)
α-Tetrahydrate:
90.8 g/100 mL (20 °C)
114.4 g/100 mL (40 °C)
Dihydrate:
134.5 g/100 mL (60 °C)
152.4 g/100 mL (100 °C)[3]
Solubility
Soluble in CH3COOH, alcohols
Insoluble in liquid NH3, DMSO, CH3COOC2H5[4]
Solubility in ethanol
18.3 g/100 g (0 °C)
25.8 g/100 g (20 °C)
35.3 g/100 g (40 °C)
56.2 g/100 g (70 °C)[4]
Solubility in methanol
21.8 g/100 g (0 °C)
29.2 g/100 g (20 °C)
38.5 g/100 g (40 °C)[4]
Solubility in acetone
0.1 g/kg (20 °C)[4]
Solubility in pyridine
16.6 g/kg[4]
Acidity (pKa)
8–9 (anhydrous)
6.5–8.0 (hexahydrate)
Magnetic susceptibility (χ)
−5.47·10−5 cm3/mol[1]
Refractive index (nD)
1.52
Viscosity
3.34 cP (787 °C)
1.44 cP (967 °C)[4]
Structure
Crystal structure
Orthorhombic (rutile, anhydrous), oP6
Tetragonal (anhydrous, > 217 °C), oP6[6]
Trigonal (hexahydrate)
Space group
Pnnm, No. 58 (anhydrous)
P42/mnm, No. 136 (anhydrous, >217 °C)[6]
Point group
2/m 2/m 2/m (anhydrous)
4/m 2/m 2/m (anhydrous, >217 °C)[6]
Lattice constant
a = 6.259 Å, b = 6.444 Å, c = 4.17 Å (anhydrous, 17 °C)[6]
α = 90°, β = 90°, γ = 90°
Coordination geometry
Octahedral (Ca2+, anhydrous)
Thermochemistry
Heat capacity (C)
72.89 J/mol·K (anhydrous)[1]
106.23 J/mol·K (monohydrate)
172.92 J/mol·K (dihydrate)
251.17 J/mol·K (tetrahydrate)
300.7 J/mol·K (hexahydrate)[5]
Std molar
entropy (So298)
108.4 J/mol·K[1][5]
Std enthalpy of
formation (ΔfH⦵298)
−795.42 kJ/mol (anhydrous)[1]
−1110.98 kJ/mol (monohydrate)
−1403.98 kJ/mol (dihydrate)
−2009.99 kJ/mol (tetrahydrate)
−2608.01 kJ/mol (hexahydrate)[5]
Gibbs free energy (ΔfG˚)
−748.81 kJ/mol[1][5]
Pharmacology
ATC code
A12AA07 (WHO) B05XA07 (WHO), G04BA03 (WHO)
Hazards
Main hazards
Irritant
Safety data sheet
See: data page
GHS pictograms
GHS07: Harmful[7]
GHS signal word
Warning
GHS hazard statements
H319[7]
GHS precautionary statements
P305+351+338[7]
NFPA 704
[9]
NFPA 704 four-colored diamond
021
Lethal dose or concentration (LD, LC):
LD50 (median dose)
1,000-1,400 mg/kg (rats, oral)[8]
Related compounds
Other anions
Calcium fluoride
Calcium bromide
Calcium iodide
Other cations
Beryllium chloride
Magnesium chloride
Strontium chloride
Barium chloride
Radium chloride
Supplementary data page
Structure and
properties
Refractive index (n),
Dielectric constant (εr), etc.
Thermodynamic
data
Phase behaviour
solid–liquid–gas
Spectral data
UV, IR, NMR, MS
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒ verify (what is ☑☒ ?)
Infobox references
Calcium chloride is commonly encountered as a hydrated solid with generic formula CaCl2(H2O)x, where x = 0, 1, 2, 4, and 6. These compounds are mainly used for de-icing and dust control. Because the anhydrous salt is hygroscopic, it is used as a desiccant.[10]
Hope it is helpful
Answer:
their will be no reaction
Explanation:
Iron+Calcium chloride= no reaction