CHEMICAL ENGINEERING
Q Direct reaction of unsaturated hydrocarbons with either NO or NO2 produces an eye irritating pollutant compound known as________________?
  • A A. Photochemical smog
  • B B. Peroxyacetyl nitrate (pan) or methyl nitrite
  • C C. Benzopyrene
  • D D. Polyacrylonitrile
Previous Presence of excess fluorine in water causes____________…
Next Dissolved oxygen content in river water is around _____…
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Word of the Day
23 Jul
Aisle
a passage between rows of seats in a building such as a church or theatre, an aircraft, or train.
Ψ·ΩˆΫŒΩ„ ΨͺΩ†Ϊ― Ψ±Ψ§Ψ³Ψͺہ، Ω†Ψ΄Ψͺوں Ϊ©Ϋ’ Ψ―Ψ±Ω…ΫŒΨ§Ω† Ψ±Ψ§Ψ³Ψͺہ

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