Photons of What Minimum Frequency Are Required to Remove Electrons

question 2

Multiple Choice

Photons of what minimum frequency are required to remove electrons from gold? Note: The work function for gold is 4.8 eV.

• A)7.3 × 10¹⁴ Hz
• B)1.2 × 10¹⁵ Hz
• C)3.8 × 10¹⁷ Hz
• D)6.5 × 10¹⁵ Hz
• E)4.6 × 10¹⁴ Hz

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