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

Clues

  • acids contain (8)
  • blue litmus paper turns red then white (8)
  • breaking down a compound using direct current (12)
  • brine (4, 5)
  • carbonate/ oxide/ hyrdoxide (5, 5)
  • H2SO4 (9, 4)
  • helps kill bacteria (12, 4)
  • ion (7, 4)
  • soulble base (6)
  • sulphur dioxide (5, 8)

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