Which of the following method is used to separate Hydrogen gas from water Gas?
A. Bosch Process
B. Cyber Twinkling process
C. Palladium process
D. Steam process
Submitted by :- Jamil Ahmed
Hydrogen Gas can be prepared by thermal decomposition of Methane in the absence of Air at above____
A. 500⁰C
B. 700⁰C
C. 900⁰C
D. 1300⁰C
Submitted by :- Jamil Ahmed
Which one of the following radiation has the longer wavelength ?
A. infra red
B. visible
C. x-ray
D. ultra violet
E. gamma rays
Submitted by :- Jamil Ahmed
Metal are highly ___________ ?
A. Electropositive
B. Electronegativity
C. Both of these
D. Neutral
Submitted by :- Jamil Ahmed
Atomic number of Mn is 25 what is the electronic configuration in the ground state________________?
A. 1s2 2s2 2p6 3s2 3p6 3d7
B. 1s2 2s2 2p6 3s2 3p6 4s2 4p5
C. 1s2 2s2 2p6 3s2 3p5 3d1
D. 1s2 2s2 2p6 3s2 3p6 4s23d5
Submitted by :- Jamil Ahmed
Black foot disease is caused by the pollution of groundwater as a consequence of increased seepage of:__________?
A. Nitrates
B. Fluorides
C. Arsenic
D. Mercury
Submitted by :- Jamil Ahmed
The equation that represents the relationship of Faraday’s first law of electrolysis is _______?
In electrolysis of NaCl the product obtained at cathode is_______.
A. Sodium ions
C. Both
B. Chloride ions
D. Remain at the bottom of the cell
Submitted by :- Jamil Ahmed