Science test Flashcards

1
Q

The 3 subatomic particles are called:

A

Electrons, Neutrons, Protons

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2
Q

The protons and neutrons are found in the

A

Nucleus

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3
Q

An element that has the same number of protons but a different number of neutrons as the element on the periodic table is known as a

A

Isotope

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4
Q

The electrons of an atom are found in an area known as

A

Electron cloud

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5
Q

What tells you the number of protons in a atom

A

atomic number

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6
Q

The number of protons is equal to the number of what when looking at an atom on the periodic table.

A

Electrons

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7
Q

To find the number of neutrons in an element, you can subtract the

A

Atomic mass from the atomic number

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8
Q

The diagram that we used is based on the

A

bohr model

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9
Q

What has a negative charge

A

electrons

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10
Q

what charge is neutral

A

neutrons

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11
Q

what charge is positive

A

protons

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12
Q

How many electrons can the 1st level hold

A

2

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13
Q

How many electrons can the 2nd level hold

A

8

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14
Q

How many electrons can the 3rd level hold

A

18

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15
Q

what has a larger mass protons or neutrons

A

neutrons

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16
Q

Do electrons have the smallest mass