Semester 1 Pre-AP Chemistry Flashcards

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0
Q

Micro

A

10^-6

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1
Q

Nano

A

10^-9

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2
Q

Milli

A

10^-3

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3
Q

Centi

A

10^-2

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4
Q

Kilo

A

10^3

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5
Q

Mega

A

10^6

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6
Q

Giga

A

10^9

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7
Q

7 prefixes

A

Nano, micro, milli, centi, kilo, mega, Giga

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8
Q

Line electron spectrum

A

Seperate by a prism, light produced by each element produces a distinctive band of color

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9
Q

Photoelectric effect

A

Light waves struck certain metals, the energy of light knocked off electrons and produced electric current

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10
Q

Debroglie

A

Electrons could act as waves

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11
Q

Orbital

A

3d region of space where electrons could be

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12
Q

N

A

Level valence electrons are on

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13
Q

L1

A

P

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14
Q

L2

A

D

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15
Q

L0

A

S

16
Q

L3

A

F

17
Q

Aufbau principle

A

Electrons full lower energy orbitals first

18
Q

Hunds

A

All orbitals at a given sublevel will fill with one electron before any pairs up

19
Q

Pauli exclusion principle

A

No more than 2 electrons can occupy a single orbital

20
Q

Atomic radius

A

Distance between nuclei of two identically bonded atoms of same element. Period: decreases group: increases

21
Q

Electronegativity

A

How bad the electron wants an atom. Period: increases group: decreases

22
Q

Ie

A

Amount of energy needed to ionize element period: increases group: decreases

23
Q

Alpha

A

Atomic: -2 mass: -4

24
Q

Beta minus

A

Atomic: 1 mass: 0

25
Q

Beta +/EC

A

Atomic: -1 mass : 0

26
Q

Metallic bond properties

A

Good conductors, ductile, malleable, luster, high melting point, high strength