Chemistry Decoder

Guess short answers. Then combined the first letters of each answer to make a chemical compound name.
Except for the compound name, all the answers are a single word.
Quiz by PSTSCCH
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Last updated: November 1, 2015
First submittedNovember 1, 2015
Times taken647
Average score41.4%
Rating3.83
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Hint
Answer
T
heaviest isotope of hydrogen
Tritium
R
radioactive gas from underground
Radon
I
same molecular formula, different molecular structure
Isomer
F
most reactive gas in the periodic table
Fluorine
L
used by forensic investigators to detect blood
Luminol
U
pair with adenine in RNA strand
Uracil
O
opposite to reduction
Oxidation
R
scientist who isolate argon gas from air for the first time
Ramsay
O
form layer in upper atmosphere to reflect UV rays
Ozone
M
Russian chemist who created the periodic table
Mendeleev
E
'alcohol' in alcoholic beverage
Ethanol
T
had been used as rat poison and involved in murder cases
Thallium
H
named after Greek word for the sun
Helium
A
chemically known as propanone
Acetone
 
Hint
Answer
N
organic compounds contain -C≡N group
Nitrile
E
absorb energy from the environment
Endothermic
S
sodium chloride, potassium nitrate, etc.
Salts
U
major solid compound found in urine
Urea
L
when solid melts, or gas condenses
Liquid
F
alkali metal named after European country
Francium
O
colour of dichromate ion (Cr2O72-)
Orange
N
German word for sodium
Natrium
I
a method to test methyl ketone using iodine
Iodoform Test
C
acid mainly found in soft drinks and sparkling water
Carbonic
A
33rd element of the periodic table
Arsenic
C
family with most Nobel Prizes
the Curies
I
become charged, no longer neutral
Ionised
D
British chemist known for his discovery of alkali and alkali earths metal by electrolysis
Davy
 
 
 
Chemical Compound
TRIFLUOROMETHANESULFONIC ACID
+3
Level 71
Nov 22, 2021
Fun one! I have to say this was quite difficult, really tested my chemistry knowledge :)
+1
Level 72
Nov 23, 2021
Lovely! Tricky but lovely :) Got 66%.