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RADPROD > ATOMIC STRUCTURE > Flashcards

ATOMIC STRUCTURE Flashcards

1
Q

The heaviest particle.

A

Neutron

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2
Q

Each orbitals can only contain a maximum of how many electrons

A

2 electron

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3
Q

basic unit of matter

A

atom

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4
Q

the nucleus contains?

A

protons and neutrons

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5
Q

very tiny particles and have a negative charge

A

electron

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6
Q

much larger and heavier than electrons and have a positive charge

A

proton

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7
Q

large heavy particle and no electrical charge

A

neutron

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8
Q

the nucleus is located at?

A

the center of the atom

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9
Q

a push or pull

A

force

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10
Q

holds nucleons together and strongest of all forces

A

strong nuclear force

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11
Q

It is the strength of attachment of electrons to the nucleus of an atom.

A

electron binding energy

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12
Q

The force that holds the neutron and protons in the nucleus of an atom.

A

Strong Nuclear Force

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13
Q

Term that denotes electrons in the outermost shell of an atom.

A

valence

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14
Q

The outermost shell electrons of the element Barium is located at what shell

A

p-shell

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15
Q

true or false: Electrons in the outermost shell carries the highest energy.

A

true

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16
Q

The force that is responsible for the decay of radioactive atoms and the emission of particle from the nucleus.

A

Weak Nuclear Force

17
Q

most powerful for massive and slow object and weakest of all forces

A

gravitational force

18
Q

periodic table was introduced by?

A

dmitri mendelev(1869)

19
Q

as of 2019, we have how many elements?

A

118 elements

20
Q

what is the name of 118 element?

A

organesson

21
Q

number of protons and neutrons in the atom

A

atomic mass

22
Q

how many periods are there in the periodic table

A

seven period

23
Q

exact electron orbiting

A

electron configuration

24
Q

it is located at a specified distance from the nucleus

A

shell

25
Q

what letters or numbers are designated by the electron shell

A

(K,L,M) OR NUMBER (1,2,3….)

26
Q

subshells letters:

A

s,p,d,f

27
Q

orbitals can only contain how many electrons?

A

2

28
Q

anion

A

negatively charge

29
Q

cation

A

positively charge

30
Q

who proposed the word “nuclide”

A

truman p. konman (1947)

31
Q

nuclides that are unstable

A

radionuclides

32
Q

same elements but different atomic mass

A

isotopes

33
Q

differ in atomic number but have the same mass

A

isobars

34
Q

same number of proton and neutrons but have different energy

A

isomers

35
Q

how many valence electrons does the aluminum has?

A

3

36
Q

tabular display of the chemical elements

A

periodic table

RADPROD (6 decks)

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