Difficulty level:
Difficulty:
A1-C2
Theme:
Chemistry
Date:
2026-03-04
Click on an empty cell for your first clue.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
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17
18
19
ACROSS
1
tin (metal, element)
5
element (chemistry)
8
iron (metal, element)
9
zinc (metal, element)
10
limescale
11
sulfur, sulphur
15
sodium
16
molecule
17
to pour (=to cause liquid to flow)
18
explosion (bomb)
19
fluorine
DOWN
2
silicon
3
carbon (element)
4
protein
6
atomic nucleus 2 words
7
nitrogen
8
to boil (=to begin to turn into vapour)
12
crystal
13
helium
14
solid (not liquid or gas)
ACROSS
1
tin (metal, element)
5
element (chemistry)
8
iron (metal, element)
9
zinc (metal, element)
10
limescale
11
sulfur, sulphur
15
sodium
16
molecule
17
to pour (=to cause liquid to flow)
18
explosion (bomb)
19
fluorine
DOWN
2
silicon
3
carbon (element)
4
protein
6
atomic nucleus 2 words
7
nitrogen
8
to boil (=to begin to turn into vapour)
12
crystal
13
helium
14
solid (not liquid or gas)