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Chemistry trivia

Name an element in periodic-table group 17 or 18

13 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.

Floating on top

Say one of these and you stay near the surface, with 10 points.

Below the waterline

These 3 are known, but not the first thing people say. 25 points each:

The iceberg for “Name an element in periodic-table group 17 or 18”

LevelAccepted answersPoints
The Tip310
Below the Surface325
The Deep350
The Abyss385
Below the Iceberg1100

The Deep holds 3 answers starting with B, K and X. The Abyss has 3 more, and one legendary answer waits below them all.

By the numbers

Getting below the surface

Play chemistry trivia nowSee all 13 answers A–Z

Terms explained

Questions about this prompt

What are the most common answers to “Name an element in periodic-table group 17 or 18”?
Most people start with Helium, Neon and Chlorine. In Icillion they are worth 10 points each, the least of any level.
How many answers does Icillion accept for “Name an element in periodic-table group 17 or 18”?
13 in all: 3 on The Tip, 3 Below the Surface, 3 in The Deep, 3 in The Abyss, and a single legendary answer Below the Iceberg.
What is the shortest answer to “Name an element in periodic-table group 17 or 18”?
The shortest accepted answer is “Neon” and the longest is “Tennessine”.

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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.

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