r/chemhelp is a subreddit with 113k members. The community frequently discusses chemistry, struggling, question, reaction, and chem, and the most common flair used is organic, general/high school, inorganic, analytical, and other.
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
: "I literally cannot figure it plz help"
99 posts
#2
General/High School
: "Do they mean hydrogen atom or molecule here?"
47 posts
#3
Inorganic
: "MO's of CO"
13 posts
#4
Analytical
: "Porcelain crucible cracked, is it still safe to use at 105°C? + question about constant weight of crucible for moisture content determination"
13 posts
#5
Other
: "What May be the the best Educational Experiment in Chemistry throughout history?"
10 posts
#6
Physical/Quantum
: "having a hard time visualising rotations and reflections for group theory and irreducible representations"
9 posts
#7
Career/Advice
: "How long do alkaline (NaOH) burns take to set in? (How screwed am I basically)"
4 posts
#8
Biochemisty
: "Protein denaturation and structure changes"
4 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 29, 2026