Input interpretation
![calcium hydroxide](../image_source/9b27d870c34dda1d368efc06ebfe1a7a.png)
calcium hydroxide
Chemical names and formulas
![formula | Ca(OH)_2 Hill formula | CaH_2O_2 name | calcium hydroxide IUPAC name | calcium dihydroxide alternate names | calcium dihydroxide | calcium hydrate | hydrated lime | slaked lime mass fractions | Ca (calcium) 54.1% | H (hydrogen) 2.72% | O (oxygen) 43.2%](../image_source/1f23680e181b21dbaeca0dccb1f5cf84.png)
formula | Ca(OH)_2 Hill formula | CaH_2O_2 name | calcium hydroxide IUPAC name | calcium dihydroxide alternate names | calcium dihydroxide | calcium hydrate | hydrated lime | slaked lime mass fractions | Ca (calcium) 54.1% | H (hydrogen) 2.72% | O (oxygen) 43.2%
Structure diagram
![Structure diagram](../image_source/5d7930b39335caf4cc4c8333598b1ef1.png)
Structure diagram
Basic properties
![molar mass | 74.092 g/mol phase | solid (at STP) melting point | 550 °C density | 2.24 g/cm^3 solubility in water | slightly soluble](../image_source/f9a363079ee4b075f3028aba3636e751.png)
molar mass | 74.092 g/mol phase | solid (at STP) melting point | 550 °C density | 2.24 g/cm^3 solubility in water | slightly soluble
Units
Solid properties (at STP)
![density | 2.24 g/cm^3 refractive index | 1.555](../image_source/cc1861961b9a66e8c141f969ea07ef75.png)
density | 2.24 g/cm^3 refractive index | 1.555
Units
Thermodynamic properties
![specific heat capacity c_p | solid | 1.181 J/(g K) molar heat capacity c_p | solid | 87.5 J/(mol K) specific free energy of formation Δ_fG° | solid | -12.11 kJ/g molar free energy of formation Δ_fG° | solid | -897.5 kJ/mol specific heat of formation Δ_fH° | solid | -13.3 kJ/g molar heat of formation Δ_fH° | solid | -985.2 kJ/mol specific entropy S° | solid | 1.12 J/(g K) molar entropy S° | solid | 83 J/(mol K) (at STP)](../image_source/4c4e4d1dfd866564d320e5e663f9d29f.png)
specific heat capacity c_p | solid | 1.181 J/(g K) molar heat capacity c_p | solid | 87.5 J/(mol K) specific free energy of formation Δ_fG° | solid | -12.11 kJ/g molar free energy of formation Δ_fG° | solid | -897.5 kJ/mol specific heat of formation Δ_fH° | solid | -13.3 kJ/g molar heat of formation Δ_fH° | solid | -985.2 kJ/mol specific entropy S° | solid | 1.12 J/(g K) molar entropy S° | solid | 83 J/(mol K) (at STP)
Chemical identifiers
![CAS number | 1305-62-0 PubChem CID number | 14777 PubChem SID number | 24868536 SMILES identifier | [OH-].[OH-].[Ca+2] InChI identifier | InChI=1/Ca.2H2O/h;2*1H2/q+2;;/p-2/fCa.2HO/h;2*1h/qm;2*-1 RTECS number | EW2800000 MDL number | MFCD00010901](../image_source/6e2d3432d65eed99d7285d30de1af816.png)
CAS number | 1305-62-0 PubChem CID number | 14777 PubChem SID number | 24868536 SMILES identifier | [OH-].[OH-].[Ca+2] InChI identifier | InChI=1/Ca.2H2O/h;2*1H2/q+2;;/p-2/fCa.2HO/h;2*1h/qm;2*-1 RTECS number | EW2800000 MDL number | MFCD00010901
NFPA label
![NFPA label](../image_source/441cc8954cbe54d99fa46e4f9c7c6270.png)
NFPA label
![NFPA health rating | 3 NFPA fire rating | 0 NFPA reactivity rating | 0](../image_source/6e1f257162f3a52673300f2644d7d1ee.png)
NFPA health rating | 3 NFPA fire rating | 0 NFPA reactivity rating | 0
Toxicity properties
![odor | odorless lethal dosage | 7340 mg/kg (oral dose for rats)](../image_source/d0c28a8ae10bf70917e05d4f6052b3b4.png)
odor | odorless lethal dosage | 7340 mg/kg (oral dose for rats)
![probable lethal dose for man | 1 L (liter) long-term exposure limit | 5 mg/m^3 (over 8 hours) RTECS classes | agricultural chemical and pesticide | mutagen | primary irritant](../image_source/34f5fcb113d3012ff14f6db4ec3305ca.png)
probable lethal dose for man | 1 L (liter) long-term exposure limit | 5 mg/m^3 (over 8 hours) RTECS classes | agricultural chemical and pesticide | mutagen | primary irritant
Ion equivalents
![Ca^(2+) (calcium cation) | 1 (OH)^- (hydroxide anion) | 2](../image_source/1cecb636ffa4d8d003c73449fc330919.png)
Ca^(2+) (calcium cation) | 1 (OH)^- (hydroxide anion) | 2