In ESCA process, the photon ejects which of the following?
A. 1s electron
B. 1p electron
C. 2s electron
D. 2p electron
Answer:A
In ESCA process, the photon ejects which of the following?
A. 1s electron B. 1p electron C. 2s electron D. 2p electron
Explanation: In ESCA process, the photon ejects 1s electron. For X-ray, an electron drops from the 2p orbit.