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Science 30/12/22 > Atoms > Flashcards

Atoms Flashcards

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1
Q

what are the types of atoms

A

elements, compounds, mixtures

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2
Q

what is an element

A

groups of the same atoms

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2
Q

what does a mixture of a compound look like?

A

different atoms chemically bonded to other different atoms to make a solution

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3
Q

positive, negative or neutral ?
1)portions are …
2)elections are …
3)neutrons are …

A

1) positive
2)negative
3)neutral

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4
Q

what is a protons relative mass and charge ?

A

relative mass: 1
relative charge: +1

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5
Q

what is a neutrons relative mass and charge ?

A

relative mass: 0
relative charge: +1

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6
Q

what is a electrons relative mass and charge ?

A

relative mass: 0
relative charge: -1

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7
Q

what are isotopes ?

A

different versions of the same element, different number of protons, same number of neutrons

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8
Q

in chemical equations what comes first: reactant or product?

A

reactant

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9
Q

what is a solution?

A

a solution is something that has dissolved, normally, in water

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10
Q

what is a mixture ?

A

a mixture contains 2 or more different elements or compounds

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11
Q

insoluble meaning ?

A

cant be dissolved

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12
Q

what is the separation or liquids based on?

A

boiling point

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13
Q

what is the process of separating liquids ?

A

distillation

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14
Q

name of the thing that has water surrounding it in a distillation experiment?

A

condenser

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15
Q

what happens in the middle of the a distillation experiment?

A

evaporation

16
Q

what does the condenser do in a distillation experiment?

A

it cools down the gas changing it back into a liquid

17
Q

what is a compound?

A

a compound is a substance where 2 or more elements have been chemically bonded together

18
Q

what does the group number mean?

A

how many electrons are in the outer shell

19
Q

what is found in the nucleus?

A

neutrons and protons

20
Q

what will occur if a gas is being made?

A

fizzing or bubbling

Science 30/12/22 (3 decks)

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