Chapter 8 Chemistry Revision

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

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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