Chemical Engineering
Q Catalyst used in the manufacture of sulphuric acid by chamber & contact processes are respectively ?
  • A A. V2o5 & cr2o3.
  • B B. Oxides of nitrogen & cr2o3
  • C C. V2o5 on a porous carrier & oxides of nitrogen
  • D D. Oxides of nitrogen & v2o5 on a porous carrier
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Word of the Day
26 Jul
Simultaneously
at the same time.
ایک ہی ΩˆΩ‚Ψͺ Ω…ΫŒΪΊΨŒ ایک Ψ³Ψ§Ψͺھ، بیک ΩˆΩ‚Ψͺ

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