MHT CET 2025 Chemistry question
Not in JEE or NEET syllabus
Which from following metal nanoparticle is used for coating the filter material that acts as effective bacterial disinfectant?
Answer: (B)
Solution
Silver nanoparticles (Ag NPs) release ions, which bind to bacterial cell membranes and enzymes (thiol groups) and kill the bacteria; hence silver nanoparticles are used to coat water-filter materials, fabrics and bandages as an antibacterial disinfectant, option
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