MCQ Questions on Chemistry
1-Which of the following is not an ore of silver ?
2-The packing fraction of a simple cubic lattice is close to
3-The Carrier gas used in the gas chromatography is
(A) Carbon Dioxide
4-Which of the following is a liquid form of aerosol ?
5-Which of the following wavelength ranges is associated with UV Spectroscopy ?
(A) 0.01 – 10 nm
(B) 0.8 – 500 µm
(C) 100 – 400 nm
(D) 380 – 750 nm
6-Units of Magnetic Induction (B) is
(D) Mega Hertz
7-Wilson’s disease is associated with
(A) Chromium toxicity
(B) Lead toxicity
(C) Copper toxicity
(D) Iron toxicity
8-HEPA filter means
(A) Heavy efficiency particulate air filters.
(B) High efficiency particulate air filters.
(C) High effective particulate air filters.
(D) None of the above.
9-Carbon monoxide combines easily with
(B) None of these
(D) Carboxy haemoglobin
10-The spectroscopy based on the nuclei of atoms is
(A) NMR spectroscopy
(B) Visible spectroscopy
(C) UV spectroscopy
(D) FTIR spectroscopy
11-The smallest object we can see with naked eye is
(A) 25 microns
(B) 50 microns
(C) 100 microns
(D) 200 microns
12-Urea in liquid ammonia acts as :
(A) a salt
(B) a dibasic salt
(C) an acid
(D) a base
1-(A), 2-(A), 3-(D), 4-(A), 5-(C), 6-(C), 7-(C), 8-(B), 9-(C), 10-(A), 11-(C), 12-(C)