Chapter 8 Chemistry Revision

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

Clues

  • A redox reaction in which an element is oxidised and reduced. (18)
  • How does reactivity change down group 17? (9)
  • How does reactivity change down group 2? (9)
  • Name the gas priduced when a carbonate reacts with an acid. (6, 7)
  • Out of silver chloride, bromide and iodide, which is insoluble in concentrated ammonia? (6, 6)
  • What chemical is added to a solution when testing for sulphates? (6, 7)
  • What group 2 metal compound can be used to treat heatburn? (9, 9)
  • What is added to fields by farmers to reduce soil acidity? (7, 9)
  • What is the product of a reaction between a group 2 metal and water? (5, 9)
  • What is the product of a reaction between a group2 metal and oxygen? (5, 5)

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