Questions tagged [chemistry]

A puzzle that makes use of chemical knowledge, such as the names and atomic numbers of chemical elements.

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10
votes
2answers
358 views

The Blue Periodic Puzzle

This puzzle follows from the Purple Periodic Puzzle and Green Periodic Puzzle (these puzzles are solved independently). Yet another periodic table has been uncovered and hides a secret word. Can you ...
12
votes
1answer
291 views

The Green Periodic Puzzle

This puzzle follows from the Purple Periodic Puzzle (these puzzles are solved individually). Another strange periodic table has appeared and it's hiding a secret word. Can you find out what's strange ...
17
votes
1answer
569 views

The Purple Periodic Puzzle

Below is a periodic table that's hiding a secret word. Can you find out what's strange about this purple periodic table and find the answer. Text-only version: ...
15
votes
1answer
353 views

Earth Science | Chemistry + Flags

An entry in Fortnightly Topic Challenge #48: Unusual tag mix Which famous chemist is represented by these flags? Go big or go home!
15
votes
1answer
306 views

Words with Alchemists

You are probably familiar with Word Ladders, where you attempt to transform one word into another by switching one letter at a time, with each transformation forming a new word. This puzzle is similar....
10
votes
3answers
198 views

An Elementary Connect Fano Plane

I never thought I'd be able to make a connect Fano plane out of chemical elements, since there are so few to choose from. And I was right, but I got really close. So if you haven't seen previous ...
7
votes
3answers
523 views

Scientifically Themed Rebus/Dingbat Puzzles - Part 4

The same basic idea (I have a lot of these): science-styled expressions that represent some popular media. Previously, some guesses were for things I would say aren't that well known, so keep in mind ...
8
votes
2answers
306 views

Practical Chemo Opus

Herb Clark likes few substances, such as: CARBON, NEON, SILICON, PHOSPHORUS, IRON, COPPER, ARSENIC, KRYPTON, ... Find others per inclination.
8
votes
4answers
912 views

Scientifically Themed Rebus/Dingbat Puzzles

Below I have created a list of a few "scientific" expressions that represent some form of popular media, with the type stated. Hope you enjoy.
25
votes
1answer
878 views

An Evolutionary Experiment

Dr. Farnsworth entered class today and announced that we were going to conduct an experiment to see if we could force cells to evolve to communicate with us. The experiment is as follows: we are given ...
18
votes
1answer
391 views

Dr Aphorism's advice

My old science teacher Dr Aphorism was brilliant – not just at teaching (and, of course, science), but also at providing invaluable life advice. I always remember one day when I went to her office to ...
2
votes
1answer
94 views

What's the graph relation? #4

What's the relation that joins the nodes? Previous What's the graph relation? #1 What's the graph relation? #2 What's the graph relation? #3
7
votes
2answers
245 views

A special chemical compound with a touch of math

What do you get when mixing Aluminium, Neon, Nitrogen, Sulfur, Titanium, Vanadium, and two math ingredients $\lim_{n\to\infty}(1+\dfrac{1}{n})^n $ and (degree,?,seconds) and don't ask ...
8
votes
2answers
517 views

Troubling Triples

The points appear to be connected, but in the end, we should have worked under aqueous conditions. Substance Temperature (K) Pressure (kPa) Acetylene 173.1 26.6 Ammonia 109.5 21.9 Argon 115.8 74.1 ...
11
votes
2answers
2k views

Chemistry Riddle

Here is a riddle for all you science nerds out there! Each clue will give you a word or chemical. Tell me how these link together. Clue 1: Work out the chemical and take its atomic symbol part 1: ...
-6
votes
2answers
246 views

Who doesn’t belong in the group? [closed]

Identify the ones that are oddballs B C Ba W H Fe Si Br Rn I N O P
-6
votes
1answer
87 views

Professor Clark’s Precious Chemical Connections

They are primarily eight precious ones. Fill in the X s with appropriate letters to reveal all the 8 Precious Metals. Each X represents a letter. 1,5,7..vertical. 2,3,4,6,8..horizontal
11
votes
1answer
1k views

Elementary, my dear …

My list for today Iodine-Sulfur+Americium-Scandium:Phosphorus Iodine-Titanium+Molybdenum+Thorium+Yttrium-Lithium:Helium Praseodymium+Oxygen+Vanadium+Erbium+Boron+Sulfur-Lithium:Aluminum ...
15
votes
1answer
1k views

Professor Roman loves to teach unorthodox Chemistry

His famous phrase in class was “ Elementary Watson”. Given: $IRON$ = $5$ - $4$ $M$ = $6$ - $9$ Find the Missing Element M.
2
votes
1answer
143 views

The Adventures of Jack #3

He's back at it again! 'Twas the night before Christmas, And Jack only wanted one thing. A hat - what else would he need? Jack thought about colours, possibly crimson. But the way he was - he'd ...
7
votes
1answer
321 views

A Christmas Gift

Thanksgiving done and Christmas around the corner. Both mom and dad were whispering in the hallways glancing over their shoulders to ensure no one was listening. I knew they were planning something ...
6
votes
1answer
539 views

Guess what letter conforming each word

This is an entry in the Fortnightly Topic Challenge #41: Short and Sweet. 1 letter only could be mean anything. With an additional letter in front, could be used as medicine component and something ...
35
votes
2answers
1k views

A Periodic Puzzle

Entry into Fortnightly Topic Challenge #38: Reusing Information 1 Isn't it nice to have the same information to depend on, that you know will be reused? ... Wait, who said that you were getting that ...
1
vote
1answer
176 views

Odd-one-out chemistry word play

Find the odd one out: Onions Thioacetone Naphthalene Cyclobutadiene Guanidine Cadaverine Carbon diselenide Benzene Edit: I forgot Benzene but I added it.
8
votes
3answers
571 views

Acids and Bases

I have 6 solutions. 3 of them are acids, and 3 of them are bases. The acids and the bases (HCl and NaOH respectively) both have solution with a concentration of $0.1M$, $1M$, and $10M$. I don't know ...
6
votes
5answers
536 views

Longest word made from a chemical molecule?

I was wearing my Bacon t-shirt, and got to wondering, what's the longest word made solely with the atomic symbols of every atom in a compound? For example, ${CO_{2}}$ would be coo, since there are ...
6
votes
1answer
192 views

Means of Transportation

The answer to this puzzle is a vehicle or a type of transportation. It is created by using simply parts of air, a noble metal and a heavy metal. What is it?
14
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4answers
2k views

Lifting is my best known work

Virtuous, but I'm of no form My seat's right at the very top Where gangs of many is the norm My one peer is one that goes 'pop' Though my uses are many Lifting is my best known work ...
-1
votes
1answer
164 views

Dismissing Lewis [closed]

If I were to take a benzene molecule: And throw physics out the door, replacing the carbon atoms with iron, What would it be called now? Hint: Credits: SPOILER ALERT, ANSWER WITHIN
0
votes
2answers
202 views

First I'm the parent and then I'm the daughter

A simple, one sentence riddle which I'm confident you'll know when you have the correct answer. First I'm the parent, but I lose He and some energy, then become the daughter. What does this riddle ...
7
votes
5answers
1k views

Single letter chemical elements on a 2x2 grid

In the past somebody showed me the puzzle below. I remember the answer but not the entire solution. Here it goes: On a grid of 2x2 put four single letter chemical elements. The result should have ...
3
votes
1answer
151 views

A longer chemical word

YEs, LuSH CHOCoLaTe CrYPTaNAlYSiS! ...are all English words formed by chaining a string of distinct, standard chemical symbols. A $19$ character example is IrReCoNCILaBiLiTiEs. Can you find two ...
21
votes
3answers
18k views

What is my real name?

My Father is a Chemist My Mother is a Mathematician They call me iron59 What is my real name?
1
vote
3answers
481 views

Can you guess the name of Jim's girlfriend?

Ben and Jim are best friends and like playing pranks among themselves. Once Ben sent a fake phishing link to Jim to know his girlfriend's name but Jim was clever and instead of entering his girlfriend'...
6
votes
1answer
962 views

The Odd Chemistry Teacher

My son's chemistry teacher is quite a nice person, but, I'd say, a little weird . Well, it has never been too much of problem -- never before yesterday, when I went up to him for some serious talk. ...
3
votes
2answers
357 views

What number is missing?

This is a sequence, that if transformed correctly, gives a sequence that is easily recognized by experts in a particular field of science. There is a number missing, though. Can you help? 57, 86, ...
6
votes
6answers
3k views

I Solemnly Swear That I Am Up To No Good

Quite simple. Find the odd one out, follow the instruction to give you a letter and then give me the code word. Two pieces of advice first: 1) They gradually get harder (in my opinion) 2) Don't ...
9
votes
1answer
806 views

What is my name? Simple puzzle

I am a chemical element .---- ----- I am your ..-. .-. .. . -. -.. Combine them together now I am a country What is my name?
5
votes
3answers
1k views

Chemistry Rebuses

These rebuses aren’t original but I quite liked them when I first saw them so I’ll share them here. The first 2 are probably well known, but the last one is slightly more challenging. ...
14
votes
2answers
465 views

A Fantasy Gathering

At the gathering of the fantasy creatures, a small group of elemental beasts gathered at the bar. "Oh, interesting!" said the cat, "if you remove two letters from your type, you have your name!" "...
26
votes
3answers
2k views

Tell me who I am: To lead, she leads, daughter my

I am not married, but a daughter have I And to lead, she leads, daughter my I was part of the li'l boy that once rocked history I am just you, I ain't a mystery Who am I?
16
votes
1answer
2k views

A lateral thinking puzzle with chemical elements involved. Why is this the correct answer?

As I mentioned in a previous question, I am trying to play through Praser 5, an old interactive fiction freeware game. In it, you visit four Marks, the marks of earth, air, fire and water. Each has a ...
10
votes
1answer
459 views

An occult property of chemical elements

I have partitioned the chemical elements into two groups based on a certain occult property that is shared by some of them, but not by the remaining ones. The following elements have my occult ...
4
votes
1answer
282 views

An enigmatic partition of the chemical elements

I have partitioned the chemical elements into two groups based on a certain property that is shared by some of them, but not by the remaining ones. The following elements have my enigmatic property: ...