atoms revision

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

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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