atoms revision

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

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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