gold can undergo transmutation.\n$_{79}^{185}au\rightarrow_{77}^{181}ir + _{2}^{4}he$\nthis type of nuclear…

gold can undergo transmutation.\n$_{79}^{185}au\rightarrow_{77}^{181}ir + _{2}^{4}he$\nthis type of nuclear decay is called
Answer
Explanation:
Step1: Identify decay - particle
The decay produces a helium - 4 nucleus ($_{2}^{4}He$), which is an alpha - particle.
Step2: Recall decay type
When a nucleus emits an alpha - particle during decay, it is called alpha decay.
Answer:
alpha decay