The Rz gate is one of the Rotation operators. The Rz gate is a single-qubit rotation through angle (radians) around the z-axis.
version 1.0
qubits 2
H q[0] # execute Hadamard gate on qubit 0
Rz q[0],-1.12 # rotation around z-axis of -1.12 radians on qubit 0