A chlorine fluoride is an interhalogen compound containing only chlorine and fluorine.

{| class="wikitable"

|-

!  

! ClF

! ClF<sub>3</sub>

! ClF<sub>5</sub>

|-

| Systematic name

| Chlorine monofluoride

| Chlorine trifluoride

| Chlorine pentafluoride

|-

| Molar mass

| 54.45 g/mol

| 92.45 g/mol

| 130.45 g/mol

|-

| CAS number

| 7790-89-8

| 7790-91-2

| 13637-63-3

|-

| Melting point

| −155.6 °C

| −76.3 °C

| −103 °C

|-

| Boiling point

| −100 °C

| 11.8 °C

| −13.1 °C

|-

| Standard enthalpy<br/> of formation Δ<sub>f</sub>H°<sub>gas</sub>

| −50.29 kJ/mol

| −158.87 kJ/mol

| −238.49 kJ/mol

|-

| Standard molar entropy<br/> S°<sub>gas</sub>

| 217.91 J·K<sup>−1</sup>·mol<sup>−1</sup>

| 281.59 J·K<sup>−1</sup>·mol<sup>−1</sup>

| 310.73 J·K<sup>−1</sup>·mol<sup>−1</sup>

|-

| Heat capacity C<sub>p</sub>

| 33.01 J·K<sup>−1</sup>·mol<sup>−1</sup>

| 60.40 J·K<sup>−1</sup>·mol<sup>−1</sup>

| 89.16 J·K<sup>−1</sup>·mol<sup>−1</sup>

|-

|}

References

  • National Pollutant Inventory - Fluoride compounds fact sheet
  • NIST Standard Reference Database
  • WebElements