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The graph that depicts Einstein's photoelectric effect for a monochromatic source of frequency above the threshold frequency is

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Important Questions on Structure of Atom

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Chemistry Crash Course NEET>Chapter 2 - Structure of Atom>Level 1>Q 13
The fraction of volume occupied by the nucleus with respect to the total volume of an atom is:
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Chemistry Crash Course NEET>Chapter 2 - Structure of Atom>Level 1>Q 14
Which of the following is isoelectronic with neon?
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Chemistry Crash Course NEET>Chapter 2 - Structure of Atom>Level 1>Q 15
The MRI (magnetic resonance imaging) body scanners used in hospitals operate with 400 MHz radio frequency energy. The wavelength corresponding to this radio frequency is:
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Chemistry Crash Course NEET>Chapter 2 - Structure of Atom>Level 1>Q 16

Photon of which light has maximum energy?

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Chemistry Crash Course NEET>Chapter 2 - Structure of Atom>Level 1>Q 17
Electromagnetic radiations of wavelength 242 nm is just sufficient to ionise sodium atom. Then, the ionisation energy of Sodium in kJ mole-1 is:
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Chemistry Crash Course NEET>Chapter 2 - Structure of Atom>Level 1>Q 18
Which is the correct relationship?
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Chemistry Crash Course NEET>Chapter 2 - Structure of Atom>Level 1>Q 19
The number of electrons plus neutrons in K+1940 is:
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Chemistry Crash Course NEET>Chapter 2 - Structure of Atom>Level 1>Q 20
The isoelectronic pair of ions is: