Periodic table – Flashcards with Answers

question

H
answer

Hydrogen
atomic number: 1
mass number: 1
protons: 1
electrons: 1
neutrons: 0
group: 1
period: 1
question

Li
answer

Lithium
atomic number: 3
mass number: 7
protons: 3
electrons: 3
neutrons: 4
group:1
period:2
group
question

Na
answer

Sodium
atomic number: 11
mass number: 23
protons: 11
electrons: 11
neutrons: 12
group: 1
period: 3
question

K
answer

Potassium
atomic number: 19
mass number: 39
protons: 19
electrons: 19
neutrons: 20
group: 1
period: 4
question

Rb
answer

Rubidium
atomic number: 37
mass number: 85
protons: 37
electrons: 37
neutrons: 48
group: 1
period: 5
question

Cs
answer

Cesium
atomic number: 55
mass number: 133
protons: 55
electrons: 55
neutrons: 78
group: 1a
period: 6
question

Fr
answer

Francium
atomic number: 87
mass number: 223
protons: 87
electrons: 87
neutrons: 136
group: 1a
period: 7
question

Be
answer

Beryllium
atomic number: 4
mass number: 9
protons: 4
electrons: 4
neutrons: 5
groups: 2a
period: 2
question

Mg
answer

Magnesium
atomic number: 12
mass number: 24
protons: 12
electrons: 12
neutrons: 12
group: 2a
period: 3
question

Ca
answer

Calcium
atomic number: 20
mass number: 40
protons: 20
electrons: 20
neutrons 20
group: 2a
period: 4
question

Sr
answer

Strontium
atomic number: 38
mass number: 88
protons: 38
electrons: 38
neutrons: 50
group: 2a
period: 5
question

Ba
answer

Barium
atomic number:56
mass number: 137
protons: 56
electrons: 56
neutrons: 81
group: 2a
period: 6
question

Ra
answer

Radium
atomic number:88
mass number: 226
protons: 88
electrons: 88
neutrons: 138
group: 2a
period: 7
question

Sc
answer

Scandium
atomic number: 21
mass number: 45
protons: 21
electrons: 21
neutrons: 24
group: 3b
period: 4
question

Y
answer

Yttrium
atomic number: 39
mass number: 89
protons: 39
electrons: 39
neutrons: 59
group: 3b
period: 5
question

La
answer

Lathanum
atomic number: 57
mass number: 139
protons: 57
electrons: 57
neutrons: 73
group: 3b
period: 6
question

Ac
answer

Actinium
atomic number: 89
mass number: 227
protons: 89
electrons: 89
neutrons: 138
group: 3b
period: 7
question

V
answer

Vanadium
atomic number: 23
mass number: 51
protons: 23
electrons: 23
neutron: 38
group: 5b
period: 4
question

Nb
answer

Niobium
atomic number: 41
mass number: 93
protons: 41
electrons: 41
neutrons: 52
group: 5b
period: 5
question

Ta
answer

Tantalum
atomic number: 73
mass number: 181
protons: 73
electrons: 73
neutrons: 108
group: 5b
period: 4
question

Ha
answer

Hahnium
atomic number: 105
mass number: 262
protons: 105
electrons: 105
neurons: 157
group: 5b
period: 7
question

Ti
answer

Titanium
atomic number: 22
mass number: 48
protons: 22
electrons: 22
neurons: 26
group: 4b
period:4
question

Zr
answer

Zirconium
atomic number: 40
mass number: 91
protons: 40
electrons: 40
neurons: 51
group: 4b
period: 5
question

Hf
answer

Hafnium
atomic number: 72
mass number: 178
protons: 72
electrons: 72
neurons: 106
group: 4b
period: 6
question

Rf
answer

Rutherfordium
atomic number: 104
mass number: 261
protons: 104
electrons: 104
neurons: 157
group: 4b
period: 7
question

Cr
answer

Chromium
atomic number: 24
mass number: 52
protons: 24
electrons: 24
neurons: 26
group: 6b
period: 4
question

Mo
answer

Molybdenium
atomic number: 42
mass number: 96
protons: 42
electrons:42
neutrons: 54
group: 6b
period: 5
question

W
answer

Tungstun
atomic number: 74
mass number: 184
protons: 74
electrons: 74
neutrons: 110
group: 6b
period: 6
question

Sg
answer

Seaborgium
atomic number: 106
mass number: 263
protons: 106
electrons: 106
neutrons: 156
group: 6b
period: 7
question

Mn
answer

Manganese
atomic number: 25
mass number: 55
protons: 25
electrons: 25
neurons: 30
group: 7b
period: 4
question

Tc
answer

Technetium
atomic number: 43
mass number: 98
protons: 43
electrons: 43
neutrons: 55
group: 7b
period: 5
question

Re
answer

Rhenium
atomic number: 75
mass number: 186
protons: 75
electrons: 75
neutrons: 111
group: 7b
period: 6
question

Bh
answer

Bohrium
atomic number: 107
mass number: 262
protons: 107
electrons: 107
neutrons: 155
group: 7b
period: 7
question

Fe
answer

Iron
atomic number: 26
mass number: 56
protons: 26
electrons: 26
neutrons: 30
group: 8
period: 4
question

Ru
answer

Ruthenium
atomic number: 44
mass number: 101
protons: 44
electrons: 44
neutrons: 57
group: 8
period: 5
question

Os
answer

Osmium
atomic number: 76
mass number: 190
protons: 76
electrons: 76
neutrons: 114
group: 8
period: 6
question

Hs
answer

Hassium
atomic number: 108
mass number: 265
protons: 108
electrons: 108
neutrons: 157
group: 8
period:7
question

Co
answer

Cobalt
atomic number: 27
mass number: 59
protons: 27
electrons: 27
neutrons: 32
group: 8
period: 4
question

Rh
answer

Rhodium
atomic number: 45
mass number: 103
protons: 45
electrons: 45
neurons: 58
question

Ir
answer

Iridium
atomic number: 77
mass number: 192
protons: 77
electrons: 77
neutrons: 115
group: 8
period: 6
question

Mt
answer

Meitnerium
atomic number: 109
mass number: 266
protons: 109
electrons: 109
neutrons: 157
group: 8
period: 7
question

Ni
answer

Nickel
atomic number: 28
mass number: 59
protons: 28
electrons: 28
neutrons: 31
group: 8
period: 4
question

Pd
answer

Palladium
atomic number: 46
mass number: 106
protons: 46
electrons: 46
group: 8
period: 5
question

Pt
answer

Platnium
atomic number: 78
mass number: 195
protons: 78
electrons: 78
neutrons: 117
group: 8
period: 6
question

DS
answer

Darmstadtidium
atomic number: 110
mass number: 271
protons: 110
neutrons: 161
group: 8
period: 7
question

Cu
answer

Copper
atomic number: 29
mass number: 63
protons: 29
electrons: 29
neutrons: 34
group: 1b
period: 4
question

Ag
answer

Silver
atomic number: 47
mass number: 108
protons: 47
electrons: 47
neutrons: 61
group: 1b
period: 5
question

Au
answer

Gold
atomic number: 79
mass number: 197
protons: 79
electrons: 79
neutrons: 118
group: 1b
period:6
question

Uuu
answer

Element 111
atomic number: 111
mass number: 272
protons: 111
electrons: 111
neutrons: 161
group: 1b
period: 7
question

B
answer

Boron
atomic number: 5
mass number:11
protons: 5
electrons: 5
neutrons: 6
group:3a
period: 2
question

Zn
answer

Zinc
atomic number: 30
mass number: 65
protons: 30
electrons: 30
group: 2b
period: 4
question

Cd
answer

Cadmium
atomic number: 48
mass number: 112
protons: 48
electrons: 48
neutrons:64
group: 2b
period:5
question

Hg
answer

Mercury
atomic number: 80
mass number: 200
protons: 80
electrons: 80
neutrons: 120
group: 2b
period: 6
question

Al
answer

Aluminum
atomic number: 13
mass number: 27
protons: 13
electrons: 13
neutrons: 15
group: 3a
period: 2
*semi-metal*
question

Ga
answer

Gallium
atomic number: 31
mass number: 70
protons: 31
electrons: 31
neutrons: 39
group: 3a
period: 4
*semi-metal*
question

In
answer

Indium
atomic number: 49
mass number: 115
protons: 49
electrons: 49
neutrons: 66
group: 3a
period: 5
*semi-metal*
question

Tl
answer

Thallium
atomic number: 81
mass number: 204
protons: 81
electrons: 81
neutrons: 123
group: 3a
period: 6
*semi-metal*
question

C
answer

Carbon
atomic number: 6
mass number: 12
protons: 6
electrons: 6
neutrons: 6
group: 4a
period: 2
question

Si
answer

Silicon
atomic number: 14
mass number: 28
protons: 14
electrons: 14
neutrons: 14
group: 4a
period: 3
question

Ge
answer

Germanium
atomic number: 32
mass number: 73
protons: 32
electrons: 32
neutrons: 41
group: 4a
period: 4
*semi-metal*
question

Sn
answer

Tin
atomic number: 50
mass number: 119
protons: 50
electrons: 50
neutrons: 69
group: 4a
period: 5
*semi-metal*
question

Pb
answer

Lead
atomic number: 82
mass number: 118
protons: 82
electrons: 82
neutrons: 36
group: 4a
period: 6
*semi-metal*
question

N
answer

Nitrogen
question

P
answer

Phosphorus
question

As
answer

Arsenic
question

Sb
answer

Antimony
*semi-metal*
question

Bi
answer

Bismuth
*semi-metal*
question

O
answer

Oxygen
question

S
answer

Sulfur
question

Se
answer

Selenium
question

Te
answer

Tellurium
question

Po
answer

Polonium
*semi-metal*
question

F
answer

Florine
question

Cl
answer

Chlorine
question

Br
answer

Bromine
question

I
answer

Iodine
question

At
answer

Astatine
question

He
answer

Helium
question

Ne
answer

Neon
question

Ar
answer

Argon
question

Kr
answer

Krypton
question

Xe
answer

Xenon
question

Rn
answer

Radon
question

Ce
answer

Cerium
question

Pr
answer

Prasoedymium
question

Nd
answer

Neodymium
question

Pm
answer

Promethium
question

Sm
answer

Samarium
question

Eu
answer

Europium
question

Gd
answer

Gadolinium
question

Tb
answer

Terbium
question

Dy
answer

Dysprosium
question

Ho
answer

Holmium
question

Er
answer

Erbium
question

Tm
answer

Thulium
question

Yb
answer

Ytterbium
question

Lu
answer

Lutetium
question

Th
answer

Thorium
question

Pa
answer

Protactinium
question

U
answer

Uranium
question

Np
answer

Neptunium
question

Am
answer

Americium
question

Cm
answer

Curium
question

Bk
answer

Berkelium
question

Cf
answer

Californium
question

Es
answer

Einsteinium
question

Fm
answer

Fermium
question

Md
answer

Mendelevium
question

No
answer

Nobelium
question

Lr
answer

Lawrencium

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