Elements and compounds

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

Clues

  • The symbol is Na2? (6)
  • What C stand for on the periodic table? (6)
  • What do we breathe in ? (6, 7)
  • What do we breathe in that goes straight to our lungs? (6)
  • What does Mg stands for? (9)

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