Chem 1 AQA Bonding

AQA

Chem 1  revision

Bonding

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Covalent bonding occurs between a:
Non Metal + Non Metal
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Metallic bonding occurs between a:
Metal + Metal
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Ionic bonding occurs between a:
Metal + Non Metal
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The stucture of an ionic substance is a CRYSTAL
lattice
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How will Ionic substances conduct electricity?
by being melted (so will be molten)
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An Ionic substance is:
hard/brittle
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Many Ionic substances are soluble due to:
hydration
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Covalent bonding is the ______ type of bonding
weakest
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Correct order of strengh of force in a covalent bond (weakest-strongest)
Van der Waals. Pernament dipole-dipole. Hydrogen bonding
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Van der Waals forces occur when:
for an instant electrons are asymetrical
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As size of atom/ n.of electrons increases Van der Vaals forces:
increase
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Hydrogen bonding occurs between an H atom and:
F, O, N
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Pernament Dipole-Dipole forces occur between 2 atoms when they have:
different electrognetivity
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Hydrogen bonding holds molecules in a 3 dimentional space, occupieing more space than in liquid water in:
Ice
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Metal ions are surrounded by a sea of delocalised electrons in:
Metallic bonding
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Why?
e- free to move
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Giant crystals (e.g. diomond, graphite) consist of
Covalent bonds
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Molecular crystals held together by
weak intermolecular forces
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Do you actually have a pet duck?
True
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Other cards in this set

Card 2

Front

Metallic bonding occurs between a:

Back

Metal + Metal

Card 3

Front

Ionic bonding occurs between a:

Back

Preview of the front of card 3

Card 4

Front

The stucture of an ionic substance is a CRYSTAL

Back

Preview of the front of card 4

Card 5

Front

How will Ionic substances conduct electricity?

Back

Preview of the front of card 5
View more cards

Comments

Asha

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Helpful but I think you need to see a therapist about your duck obsession ;)

Jodie Randell

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Just tryin a spice up chemistry abit! 

Molly

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Good quiz, but I think the answer to question 8 is wrong. Covalent bonds are the strongest? :)

Emily

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I think you should check up on your answers to questions 7+8... But good quiz otherwise:)

mohz

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Einstein in the house! :D

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