structure and bonding

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

Clues

  • bonding between a metal and non-metal is _____ bonding (5)
  • covalent bonding is a non-metal and a _________ (3, 5)
  • negative molecule in the shells of an atom (8)
  • neutal molecule in the nucleus of an atom (7)
  • positive molecule in the nucleus of an atom (6)
  • the electrons in an atom are organised in (6, 6)
  • the number of proton is the ______ number (6)
  • the person who created the modern order of elements (9)
  • theelements are ordered in the ________ table (8)
  • water (H2O) ______ electrons (6)

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