atoms revision

?
C Y T S D I D Y S S O L S Y N
O E L J F W L N G S Y N T T I
F L B L F Y O E M W O I K M B
R E U A J R V O B R P G S D B
N Y E R T I T Y T R L E O X I
J A P U T A N C O E L Q H S R
S Y E A J K E T V C P B D Q N
O N G M I L O I I S N E W J E
T E L F E N T T D J U I E A L
N G I J S I R G D I C K G J F
J W P J S A B K E L L J I P E
G Q E O P B N S I D E H K J S
C R P V T B N A U A U F V X V
C G E N V X J E K E S D P A A
A A K N G G K I S N I X R N J

Clues

  • ... are not part of the nucleus (9)
  • ... are smaller than atoms (7)
  • atoms are bigger than ... (8)
  • electrons have a ... charge (8)
  • Nucleon is a collective name for two ..., the neutron and proton (9)
  • protons and neutrons are part of the ... (7)
  • protons have a ... charge (8)
  • Subatomic particles are found inside ... (5)

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