Table:
0
A
B
C
D
E
1
Chemical class
Group
Formula
Prefix
Suffix
2
Thiol
Sulfhydryl
RSH
sulfanyl- (-SH)
-thiol
3
Sulfide ( Thioether )
Sulfide
RSR'
substituentsulfanyl- (-SR')
di(substituent)sulfide
4
Disulfide
Disulfide
RSSR'
substituentdisulfanyl- (-SSR')
di(substituent)disulfide
5
Sulfoxide
Sulfinyl
RSOR'
-sulfinyl- (-SOR')
di(substituent)sulfoxide
6
Sulfone
Sulfonyl
RSO 2 R'
-sulfonyl- (-SO 2 R')
di(substituent)sulfone
7
Sulfinicacid
Sulfino
RSO 2 H
sulfino- (-SO 2 H)
-sulfinicacid
8
Sulfonicacid
Sulfo
RSO 3 H
sulfo- (-SO 3 H)
-sulfonicacid
9
Thiocyanate
Thiocyanate
RSCN
thiocyanato- (-SCN)
substituentthiocyanate
10
Thiocyanate
Isothiocyanate
RNCS
isothiocyanato- (-NCS)
substituentisothiocyanate
11
Thione
Carbonothioyl
RCSR'
-thioyl- (-CSR') or sulfanylidene- (=S)
-thione
12
Thial
Carbonothioyl
RCSH
methanethioyl- (-CSH) or sulfanylidene- (=S)
-thial

Questions and formulas:
Question: What is the prefix for the formula of Rsor'?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="rsor'"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E12,C2:C12="rsor'"),4))
Level: medium
Question: Which group has the RNCS formula?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="rncs"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E12,C2:C12="rncs"),2))
Level: medium
Question: Which formula has a thial as a chemical class?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="thial"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E12,A2:A12="thial"),3))
Level: medium
Question: Which suffix has the prefix of isothiocyanato- (-ncs)?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="isothiocyanato- (-ncs)"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E12,D2:D12="isothiocyanato- (-ncs)"),5))
Level: medium
Question: Which item has the suffix containing thiocyanato- (-scn) as a prefix?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="thiocyanato- (-scn)"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E12,D2:D12="thiocyanato- (-scn)"),5))
Level: medium
Question: Which formula has thial as a chemical class?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="thial"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E12,A2:A12="thial"),3))
Level: medium