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GCSE Combined Science > Yr 10 Chemistry Ions + Bonding > Flashcards

Yr 10 Chemistry Ions + Bonding Flashcards

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1
Q

What can be seen during a reaction?

A

Change in temperature, colour, state.
Bubbling / Fizzing
Light / Sound produced.

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2
Q

What type of metals are in Group 1 of the Periodic Table?

A

Alkali Metals

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3
Q

What do atoms gain or lose during ionic bonding?

A

Electrons

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4
Q

Metals form…

A

Cations

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5
Q

Non-Metals form…

A

Anions

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6
Q

Cations are made from…

A

Positive Ions (lose electrons)

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7
Q

Anions are made from…

A

Negative Ions (gain electrons)

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8
Q

Ions are formed when…

A

An atom / group of atoms gain or lose electrons.

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9
Q

Electrons have a ________ Charge

A

Negative

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10
Q

Lost Electrons = ________ Charge

A

Positive

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11
Q

Added Electrons (dots) = ________ Charge

A

Negative

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12
Q

Group 1 = __ Charge

A

+1

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13
Q

Group 7 = __ Charge

A

-1

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14
Q

Ionic Compounds have very ____ melting and boiling points

A

High

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15
Q

Atomic Number =

A

Number of Protons

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16
Q

Mass Number =

A

Number of Protons + Number of Neutrons

17
Q

Examples of Covalent Molecules include:

A

Water (H2O)
Ammonia (NH3)
Methane (CH4)

18
Q

Simple Covalent molecules are ______ or ___ at room temperature

A

Liquid or Gas

19
Q

In Covalent Bonding, what are shared?

A

Electrons

20
Q

Group No. =

A

Electrons in outer shell

21
Q

Period No. =

A

Number of electron shells

22
Q

A Covalent Bond is…

A

A shared pair of Electrons

23
Q

Weak intermolecular forces require ______ energy to break

A

Little

24
Q

What are polymers made from?

A

Monomers (hundreds of them join to form long chains)

25
Q

A polymer has many _______ bonds

A

Covalent

26
Q

Allotropes are different forms of the same _______

A

Element

27
Q

Graphite has ______ covalent bonds between atoms

A

Strong

28
Q

Diamond is a _____ at room temperature

A

Solid

29
Q

Fullerenes are formed from ______

A

Carbon

30
Q

Properties of metal include:

A

Shiny
Vary in reactivity
Good conductor of heat
Dense
Malleable
Sonerous

31
Q

Delocalised =

A

Can move

32
Q

Lattice =

A

Regular repeating pattern

33
Q

In Metallic Bonding, there are…

A

Positive metal ions surrounded by a sea of delocalised Electrons

GCSE Combined Science (3 decks)

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