Chemical Engineering
Q Systemic insecticides________________?
  • A A. Are absorbed throughout the plant
  • B B. Kill insects following external bodily contact
  • C C. Are stomach posions
  • D D. Emit posionous vapour
Previous Chemical name of Grignard reagent is__________________?
Next Most commonly used rubber vulcanising agent is_________…
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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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