A wavelength of 135 nm shines on a sample of unknown metal. A photocurrent is detected with a stopping potential with magnitude 4.5 V. Identify from the table which metal it is and whether 350 nm light would successfully produce a photocurrent. Copper 4.7 eV Gold 5.1 eV Iron 4.5 eV Lead 4.14 eV Magnesium 3.68 eV
A wavelength of 135 nm shines on a sample of unknown metal. A photocurrent is detected with a stopping potential with magnitude 4.5 V. Identify from the table which metal it is and whether 350 nm light would successfully produce a photocurrent. Copper 4.7 eV Gold 5.1 eV Iron 4.5 eV Lead 4.14 eV Magnesium 3.68 eV
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![A wavelength of 135 nm shines on a sample of unknown metal. A photocurrent is detected with
a stopping potential with magnitude 4.5 V. Identify from the table which metal it is and whether 350
nm light would successfully produce a photocurrent.
Сopper
4.7 eV
Gold
5.1 eV
Iron
4.5 eV
Lead
4.14 ev
Magnesium
3.68 eV](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1615147e-6b5e-4801-aaf3-604640984093%2F1380f207-104c-43c1-8a5e-44f02cd1c9f9%2Fx7p5obk_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A wavelength of 135 nm shines on a sample of unknown metal. A photocurrent is detected with
a stopping potential with magnitude 4.5 V. Identify from the table which metal it is and whether 350
nm light would successfully produce a photocurrent.
Сopper
4.7 eV
Gold
5.1 eV
Iron
4.5 eV
Lead
4.14 ev
Magnesium
3.68 eV
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