Electromagnetic radiation with a frequency of 8.6 *1014 Hz incident on an unknown metal surface causes ejection of photoelectrons with kinetic energies of 1.3 *10-19 J. What is the unknown metal?
A) rubidium (
= 3.5 *10-19 J)
B) gold (11ef1a66_0479_eb58_a3cb_57e06677e6de_TB3834_11 = 8.2 *10-19 J)
C) nickel (11ef1a66_0479_eb58_a3cb_57e06677e6de_TB3834_11 = 8.3 *10-19 J)
D) sodium (11ef1a66_0479_eb58_a3cb_57e06677e6de_TB3834_11 = 4.4 *10-19 J)
E) platinum (11ef1a66_0479_eb58_a3cb_57e06677e6de_TB3834_11 = 9.1 *10-19 J)
Correct Answer:
Verified
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