(A) Quadrupole splitting
(B) Zeeman splitting
(C) Doppler’s splitting
(D) Zero field splitting
The molecule which shows some common lines in the IR and Raman spectra is?
(A) CO2
(B) CS2
(C) N2O
(D) H2
The energy of the rotational level with J=10, in wave number cm-1 unit is?
(A) 2 B
(B) 110 B
(C) 10 B
(D) 220 B
The number of IR active bands in H2O molecule is?
(A) 1
(B) 2
(C) 3
(D) 4
All of the following are different uses of hydrogen peroxide except?
(A) Used as bleaching agent
(B) Used to deodour sewers
(C) Used as fuel in space
(D) Used to prepare organic peroxides
Ozone is present in which layer of the atmosphere?
(A) Troposphere
(B) Thermosphere
(C) Troposphere and Stratosphere
(D) Mesosphere
In Pakistan and other countries which of the following methods is used in manufacture of sulphuric acid?
(A) Frasch method
(B) Haber’s process
(C) Contact process
(D) Ostwald’s method
Process of smelting and cooling converts pig iron into?
(A) Steel
(B) Wrought Iron
(C) Cast Iron
(D) Silicon steel