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Oct 20-26, 2019

National Chemistry Week

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National Chemistry Week (NCW) is a public awareness campaign that promotes the value of chemistry in everyday life. ACS members and chemistry enthusiasts celebrate NCW by coordinating events and communicating the importance of chemistry. Read more about NCW.

During 2019’s International Year of the Periodic Table, NCW will be celebrated October 20-26, 2019 with the theme, "Marvelous Metals."

Plan an Event
Get ideas and tips to coordinate a variety of NCW events.

Find an Event
Check for local events in your area!

View all events

Spread the Word
Use sample social media posts and branding assets to share the importance of chemistry.

90%+ participation by ACS local sections

167,000+ issues of Celebrating Chemistry

25,000+ unique visitors to the website

25M+ reach with #NCW

Shop NCW Merchandise

Nan-O-Moles

Holographic Pencils

Volunteer Buttons

NCW 2019 Celebrating Chemistry

Visit the ACS Store

Find Your
Local NCW Coordinator

Visit the NCW Coordinator Lookup