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

Clues

  • Crude oil is a mixture of... (12)
  • Name the process of adding substances to metals to improve their properties (8)
  • Splitting up long chain hydrocarbons is called ... (8)
  • The ability to make more bonds makes something... (11)
  • These are negatively charged and found on the energy levels of the atom (8)
  • What is CaCO3 (9)
  • What is the large number called on the periodictable of elements (4, 6)
  • What is the number of protons called (6, 6)
  • what is the process of joining small alkene molecules (14)
  • When water reacts with calcium oxide, what is formed (7, 9)

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