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Chemistry > C1 - Atomic Structure > Flashcards

C1 - Atomic Structure Flashcards

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1
Q

All Substances are made up of Tiny Particles called _____.

A

Atoms.

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2
Q

Elements contain only one Type of ______.

A

Atom.

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3
Q

Compounds contain more than one Type of ______.

A

Atom.

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4
Q

An Atom has a Tiny __________ at its Centre, surrounded by ____________.

A

Nucleus…Electrons…

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5
Q

Chemical Equations show Reactants and __________.

A

Products.

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6
Q

Total Mass of Reactants = Total Mass of __________

A

Products.

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7
Q

What does (s) stand for?

A

Solid.

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8
Q

What does (l) stand for?

A

Liquids.

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9
Q

What does (g) stand for?

A

Gases.

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10
Q

What does (aq) stand for?

A

Aqueous Solution.

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11
Q

A Mixture is made up of Two or more Substances that are not _______________ Combined Together.

A

Chemically.

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12
Q

What are the Three Ways Mixtures can be separated?

A

Filtration, Crystallisation or Distillation.

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13
Q

What is Fractional Distillation?

A

Separating Liquids using a Fractionating Column.

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14
Q

What is Paper Chromatography?

A

Substances Dissolve and go the Chromatography Paper.

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15
Q

What are Atoms made up of?

A

Protons, Neutrons and Electrons.

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16
Q

What is the Relative Charge of Protons?

A

+1.

17
Q

What is the Relative Charge of Electrons?

A

-1.

18
Q

What is the Relative Mass of both a Proton and Neutron?

A

1.

19
Q

Atomic Number = Number of __________

A

Protons.

20
Q

Number of Neutrons = Mass Number - ________ Number

A

Atomic.

21
Q

Atoms that Gain Electrons form ____________ Ions.

A

Negative.

22
Q

If Atoms Lose Electrons they form ___________ Ions.

A

Positive.

23
Q

Isotopes are Atoms of the same Element with Different Numbers of ___________.

A

Neutrons.

24
Q

Electrons in an Atom are arranged in Energy Levels or ________.

A

Shells.

25
Q

The Number of Electrons in the ____________ Shell of an Element’s Atom determines the way in which the Element Reacts.

A

Outermost.

Chemistry (13 decks)

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