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
A. 500⁰C
B. 700⁰C
C. 900⁰C
D. 1300⁰C
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A. infra red
B. visible
C. x-ray
D. ultra violet
E. gamma rays
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A. Electropositive
B. Electronegativity
C. Both of these
D. Neutral
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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
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A. Nitrates
B. Fluorides
C. Arsenic
D. Mercury
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A. Sodium ions
C. Both
B. Chloride ions
D. Remain at the bottom of the cell
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A. 2.8
B. 2.2
C. 3.1
D. 1.8
Submitted by :- Jamil Ahmed