atoms Flashcards

1
Q

atom

A

a particle that makes up mater

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2
Q

proton

A

a part of an atom that has a positive charge

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3
Q

nutron

A

a part of an atom with no charge

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4
Q

elctron

A

a part of an atom with a negative charge

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5
Q

what makes up the nucleus of an atom

A

protons and neutrons

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6
Q

what makes a neutral charge

A

an equal amount of protons and neutrons

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7
Q

what makes a positive charge

A

protons

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8
Q

what makes up a negative charge

A

neutrons

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9
Q

what makes up an atom

A

neutrons protons and elctrons

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10
Q

how many electrons can fit in the first level

A

2

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11
Q

how many atoms dose it take to be thickness of tin foil

A

5000

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12
Q

how many times dose you have to cut through paper to get the smallness of an atom

A

30

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13
Q

what are the different metals

A

non metals, metals,metalloid

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14
Q

what happens if a atom is unstable

A

its radioactive

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15
Q

what happens to radioactive atom

A

they break down and make radiation

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16
Q

what are properties known as

A

groups

17
Q

the most chemical atoms

A

gases