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Molecule shape and water

Alex Berrill

Descriptions of all the molecular shapes and angles, metals, intermolecular forces and the special properties of water. ---- indicates the answer to the clue fits into the space

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Across
1.Bond formed between hydrogen atom and N, O or F (2 Words)
2.Word missing in *1*
6.Type of electrons found in metallic bonding
8.e.g. boron trifluoride, where the bond angles are 120 (2 Words)
9.Weak induced dipole attractions between non-polar molecules (3 Words)
11.e.g. Sulfur hexafluoride where the bond angles are 90
12.Lower in ice than water; ice only covers lake surface as a result
13.e.g. Carbon Dioxide, with two double bond pairs and bond angle 180
14.Formed from two bonded pairs and two lone pairs; bond angle 104.5 (2 Words)
15.----- dipole-dipole forces; attractions between polar molecules
16.Description of metals in regards to heat and electricity
17.----- heat of *1*, where much energy is needed to change water into vapour
Down
1.High specific ---- ----, where much energy is needed to change water temperature (2 Words)
3.----- electric dipole, where there are more electrons on one side of a molecule than the other
4.Formed from three bonded pairs and one lone pair; bond angle 107
5.Formed from four bonded pairs of electrons; bond angle 109.5
7.High in water and allows certain insects to walk on water (2 Words)
10.e.g metals, which can be bent into different shapes

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