- (A) External indicator
- (B) Self indicator
- (C) Internal indicator
- (D) Mixed indicator
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Shape of s-sub shell is?
- (A) Spherical
- (B) Round
- (C) Square
- (D) Complicated
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What is the mathematical formula for s-sub shell?
- (A) m = 0, +- 1, +-2, l = 1
- (B) m = 0, l = 0
- (C) m = 0, l = 2
- (D) m = 0, +- 1, +-2, l = 2
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Wave equation for hydrogen atom was set up by?
- (A) Heisenberg
- (B) Schrodiner
- (C) Dirac
- (D) All of the above
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Wave numbers of spectral lines __ from P-fund series to Lyman.
- (A) Increases
- (B) Decreases
- (C) Remains Constant
- (D) None of the above
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Lyman series is found in?
- (A) Ultraviolet Region
- (B) Infrared Region
- (C) Visible Region
- (D) None of the above
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P-Fund series is found in?
- (A) Infrared Region
- (B) Ultraviolet Region
- (C) Visible Region
- (D) All of the above
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Quantum number which represent shape of orbital of electron is called?
- (A) Magnetic Quantum Number
- (B) Azimuthal Quantum Number
- (C) Principal Quantum Number
- (D) None of the above
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Atomic arbital needs at least __ of volume of space to find an electron.
- (A) 85%
- (B) 87%
- (C) 95%
- (D) 98%