What are the most common answers to “Name a named chemical reaction”?

Most people start with Diels Alder, Grignard and Friedel Crafts. In Icillion they are worth 10 points each, the least of any level.

How many answers does Icillion accept for “Name a named chemical reaction”?

40 in all: 3 on The Tip, 6 Below the Surface, 8 in The Deep, 22 in The Abyss, and a single legendary answer Below the Iceberg.

The shortest accepted answer is “Heck” and the longest is “Williamson ether synthesis”.

Chemistry trivia

40 answers count for this chemistry prompt. Here is what floats on top, what sits just below the waterline, and how far down the rest go.

Right, but shallow: 3 answers nearly everyone thinks of, worth 10 points each.

A step further down, worth 25 points each:

The Deep holds 8 answers starting with C, G, M, S and W. The Abyss has 22 more, and one legendary answer waits below them all.

40 answers in total, 23 of them longer than one word.
Shortest: “Heck”. Longest: “Williamson ether synthesis”.
S, B and C are the most common first letters; together they start 40% of the answers.

More answers begin with S than with any other letter (6). Run through it first.
Skip Diels Alder, Grignard and Friedel Crafts; everybody says them.
Use the periodic table: groups and rows you rarely think about are full of rare answers.

How deep does your knowledge go?

Seven prompts a day, twenty seconds each. Obvious answers float on the tip of the iceberg; rare ones sink all the way to the trench.