qiskit/releasenotes/notes/0.24/fix-parameter-is_real-8b8f99811e58075e.yaml

---
fixes:
  - |
    Fixed a bug where :meth:`.Parameter.is_real` did not return ``None`` when
    the parameter is not bound.
    Fixed `#8619 <https://github.com/Qiskit/qiskit-terra/issues/8619>`__.