601. What is the product when an acid reacts with a metal oxide?
a) Salt and water
b) Salt and hydrogen gas
c) Salt and oxygen gas
d) Salt and carbon dioxide
602. Which of the following is a natural indicator?
a) Methyl orange
b) Phenolphthalein
c) Turmeric
d) Litmus
Apologies for the oversight. Let me correct the mistakes:
603. Which of the following is least polar?
a) AlCl3
b) SiCl4
c) PCl3
d) S2Cl2
604. Shape of s-sub shell is?
a) Spherical
b) Round
c) Square
d) Complicated
605. 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
606. Wave equation for hydrogen atom was set up by?
a) Heisenberg
b) Schrodinger
c) Dirac
d) All of the above
607. Wave numbers of spectral lines __ from P-fund series to Lyman.
a) Increases
b) Decreases
c) Remains Constant
d) None of the above
608. Lyman series is found in?
a) Ultraviolet Region
b) Infrared Region
c) Visible Region
d) None of the above
609. P-Fund series is found in?
a) Infrared Region
b) Ultraviolet Region
c) Visible Region
d) All of the above
610. Quantum number which represents the shape of the orbital of the electron is called?
a) Magnetic Quantum Number
b) Azimuthal Quantum Number
c) Principal Quantum Number
d) None of the above
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