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Chemistry Unit 1 > Atomic Structure and Bonding > Flashcards

Atomic Structure and Bonding Flashcards

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1
Q

What is an element made up of

A

One kind of atom

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2
Q

What are molecules containing 2 atoms often described as

A

Diatomic

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3
Q

What is a compound

A

A substance formed when two or more elements have chemically joined

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4
Q

What is a mixture

A

A mix of substances that have not reacted together

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5
Q

What is filtration used for

A

To separate a solid from a liquid

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6
Q

What is evaporation used for

A

Used to separate a mixture of a dissolved solid in a liquid

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7
Q

What does soluble mean

A

A solid which will dissolve in water

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8
Q

What is insoluble

A

A solid which will not dissolve

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9
Q

What is a solution

A

A solid substance dissolves in a liquid

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10
Q

What is a solute

A

The solid which dissolves

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11
Q

What is a solvent

A

The liquid that does the dissolving

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12
Q

What is a dilute solution

A

Not very much solvent in the water

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13
Q

What is a concentrated solution

A

A lot of solute dissolved in the solution

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14
Q

What is a saturated solution

A

So much solute dissolved in the solution that no more can dissolve

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15
Q

Where are elements found

A

The periodic table

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16
Q

Where are the alkali metals

A

Group 1

17
Q

Where are the halogens

A

Group 7

18
Q

Where are the noble gases

A

Group 0

19
Q

What is the block in the middle of the periodic table called

A

Transition metals

20
Q

What are the two types of elements

A

Non-metal and metal

21
Q

Are metals good conductors of electricity and heat

A

Yes

22
Q

Are non-metals good conductors of electricity and heat

A

No

23
Q

What can elements be classified as

A

Solid, liquids and gases

24
Q

What does the atomic number tell us

A

The number of protons

25
Q

What does the mass number tell us

A

The protons PLUS the neutrons

26
Q

What is a atom with the same number of protons and different number of neutrons called

A

Isotopes

Chemistry Unit 1 (3 decks)

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