Chapter 12: Atoms
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Spectrum confirms:
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Photon energy is:
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Frequency is inversely proportional to:
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Shortest wavelength occurs for:
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Transition n=3→2 belongs to:
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Spectral lines are:
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Rydberg formula is used for:
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Paschen series lies in:
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Balmer series lies in:
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Lyman series lies in:
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Energy difference decreases as:
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Angular momentum depends on:
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Bohr model fails for:
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Ionization corresponds to:
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Energy increases with:
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Stationary orbits are called:
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Hydrogen-like atoms include:
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Lowest energy is:
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Energy ∝
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Radius of orbit ∝
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Bohr velocity ∝
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Frequency depends on:
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Transition emits:
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Energy levels are:
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Bohr postulate states electrons:
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Most of mass is in:
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Positive charge is concentrated in:
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Rutherford model resembles:
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Distance of closest approach depends on:
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Electrostatic force provides:
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If electrons radiate continuously:
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Accelerating electron should:
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Limitation of Rutherford model:
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Scattering experiment proved:
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Large deflection occurs when alpha particle:
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Hydrogen spectrum consists of:
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Ionization energy is energy required to:
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Energy of electron is:
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Ground state corresponds to:
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Bohr radius depends on:
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Angular momentum is quantized as:
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In Bohr model, electrons revolve in:
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Bohr model applies best to:
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Size of nucleus is about:
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Rutherford concluded that nucleus is:
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Most alpha particles passed through the foil because:
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Rutherford used which particles in his experiment?
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In Thomson’s model, positive charge is:
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Thomson’s model is also called:
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Who discovered the electron?
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