|
Row/Column
|
|
#
|
|
Answer
|
|
Period 1
|
|
2
|
|
Hydrogen | Helium
|
|
Period 2
|
|
8
|
|
Lithium | Beryllium | Boron | Carbon | Nitrogen | Fluorine | Neon
|
|
Period 3
|
|
8
|
|
Sodium | Magnesium | Aluminum | Silicon | Phosphorus | Sulfur | Chlorine | Argon
|
|
Period 4
|
|
18
|
|
Potassium | Calcium | Scandium | Titanium | Vanadium | Chromium | Manganese | Iron | Cobalt | Nickel | Copper | Zinc | Gallium | Germanium | Arsenic | Selenium | Bromine | Krypton
|
|
Period 5
|
|
18
|
|
Rubidium | Strontium | Yttrium | Zirconium | Niobium | Molybdenum | Technetium | Ruthenium | Rhodium | Palladium | Silver | Cadmium | Indium | Tin | Antimony | Tellurium | Iodine | Xenon
|
|
Period 6
|
|
32
|
|
Caesium | Barium | Lanthanum | Cerium | Praseodymium | Neodymium | Promethium | Samarium | Europium | Gadolinium | Terbium | Dysprosium | Holmium | Erbium | Thullium | Ytterbium | Lutetium | Hafnium | Tantalum | Tungsten | Rhenium | Osmium | Iridium | Platinum | Gold | Mercury | Thallium | Lead | Bismuth | Polonium | Astatine | Radon
|
|
Period 7
|
|
32
|
|
Francium | Radium | Actinium | Thorium | Protactinium | Uranium | Neptunium | Plutonium | Americium | Curium | Berkelium | Californium | Einsteinium | Fermium | Mendelevium | Nobelium | Lawrencium | Rutherfordium | Dubnium | Seaborgium | Bohrium | Hassium | Meitnerium | Darmstadtium | Roentgenium | Copernicium | Nihonium | Flerovium | Moscovium | Livermorium | Tennessine | Oganesson
|
|
Group 1
|
|
7
|
|
Hydrogen | Lithium | Sodium | Potassium | Rubidium | Caesium | Francium
|
|
Group 2
|
|
6
|
|
Beryllium | Magnesium | Calcium | Strontium | Barium | Radium |
|
|
Group 3
|
|
4
|
|
Scandium | Yttrium | Lanthanum | Actinium
|
|
Group 4
|
|
2
|
|
Cerium | Thorium
|
|
Group 5
|
|
2
|
|
Praseodymium | Protactinium
|
|
Group 6
|
|
2
|
|
Neodymium | Uranium
|
|
Group 7
|
|
2
|
|
Promethium | Neptunium
|
|
Group 8
|
|
2
|
|
Samarium | Plutonium
|
|
Group 9
|
|
2
|
|
Europium | Americium
|
|
Group 10
|
|
2
|
|
Gadolinium | Curium
|
|
Group 11
|
|
2
|
|
Terbium | Berkelium
|
|
Group 12
|
|
2
|
|
Dysprosium | Californium
|
|
Group 13
|
|
2
|
|
Holmium | Einsteinium
|
|
Group 14
|
|
2
|
|
Erbium | Fermium
|
|
Group 15
|
|
2
|
|
Thulium | Mendelevium
|
|
Group 16
|
|
2
|
|
Ytterbium | Nobelium
|
|
Group 17
|
|
2
|
|
Lutetium | Lawrencium
|
|
Group 18
|
|
4
|
|
Titanium | Zirconium | Hafnium | Rutherfordium
|
|
Group 19
|
|
4
|
|
Vanadium | Niobium | Tantalum | Dubnium
|
|
Group 20
|
|
4
|
|
Chromium | Molybdenum | Tungsten | Seaborgium
|
|
Group 21
|
|
4
|
|
Manganese | Technetium | Rhenium | Bohrium
|
|
Group 22
|
|
4
|
|
Iron | Ruthenium | Osmium | Hassium
|
|
Group 23
|
|
4
|
|
Cobalt | Rhodium | Iridium | Meitnerium
|
|
Group 24
|
|
4
|
|
Nickel | Palladium | Platinum | Darmstadtium
|
|
Group 25
|
|
4
|
|
Copper | Silver | Gold | Roentgenium
|
|
Group 26
|
|
4
|
|
Zinc | Cadmium | Mercury | Copernicium
|
|
Group 27
|
|
6
|
|
Boron | Aluminum | Gallium | Indium | Thallium | Nihonium
|
|
Group 28
|
|
6
|
|
Carbon | Silicon | Germanium | Tin | Lead | Flerovium
|
|
Group 29
|
|
6
|
|
Nitrogen | Phosphorus | Arsenic | Antimony | Bismuth | Moscovium
|
|
Group 30
|
|
6
|
|
Oxygen | Sulfur | Selenium | Tellurium | Polonium | Livermorium
|
|
Group 31
|
|
6
|
|
Fluorine | Carbon | Bromine | Iodine | Astatine | Tennessine
|
|
Group 32
|
|
7
|
|
Helium | Neon | Argon | Krypton | Xenon | Radon | Oganesson
|