r/chemhelp is a subreddit with 112k members. The community frequently discusses chemistry, struggling, question, reaction, and chem, and the most common flair used is organic, general/high school, physical/quantum, inorganic, and analytical.
r/chemhelp is place where you can seek help with whatever chemistry problem you may encounter. Whether you are a high school student trying to understand the fundamentals, a college student struggling through upper division courses, or a professional seeking pointers on a real problem you are trying to solve, you have a place here.
Popular Topics in r/chemhelp
#1
Chemistry
103 posts
#2
Struggling
66 posts
#3
Question
48 posts
#4
Reaction
45 posts
#5
Chem
41 posts
#6
Looking For
37 posts
#7
Help
31 posts
#8
Mechanism
22 posts
#9
Ochem
22 posts
#10
Websites
21 posts
Flair Used in r/chemhelp
#1
Organic
: "What is the use of propene in refrigerators?"
134 posts
#2
General/High School
: "Is it C or am I crazy? My school insists it’s D."
32 posts
#3
Physical/Quantum
: "having a hard time visualising rotations and reflections for group theory and irreducible representations"
8 posts
#4
Inorganic
: "Question; How exactly does Fe2+ get regenerated to Fe3+ and how do the proton transfers from HCl fit in at each intermediate stage"
7 posts
#5
Analytical
: "Can someone check my answer (and explain)?"
7 posts
#6
Other
: "organic chem"
5 posts
#7
Career/Advice
: "Accidentally smelled 68% nitric acid in a beaker"
3 posts
#8
Biochemisty
: "Is my lecturer trippin?"
3 posts
#9
Need Encouragement
: "Improving/maintaining general+broad chemistry knowledge"
1 post
Member Growth in r/chemhelp
Yearly
+16k members(17.0%)
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Last updated: June 14, 2026