All about Periodic Table
What's the matter, peanut butter?
The Elementals
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Chemistry Monsters
100

The number in the top left corner of each element on the periodic table

Atomic Number

100

Matter that has a definite volume and a definite shape

SOLID

100

What is the lightest noble gas?

Helium

100

How many electrons can occupy the "d" sublevel in an atom's electron cloud?

10 electrons

100

What is the pH of a neutral solution?

7

200

The larger number below the atomic symbol on each element

atomic mass

200

When two atoms share electrons, what type of bond is formed?

Covalent Bond

200

What element or central atom serves as the primary focus in all organic molecules?

Carbon

200

What is the term for atoms of the same element that have different numbers of neutrons? 

ISOTOPES

200

Gold, a chemical element, possesses an atomic number of 79 and is represented by the symbol Au. What is the Latin name for its symbol Au?


Aurum

300

This category of elements can be found in the main center block of the periodic table

transition metals

300

What type of elements possess a filled valence shell and exhibit stability as a result?

Noble Gas

300

What is the most abundant element in the Earth's crust?

Oxygen

300

What is the name of the phenomenon in which an atom gains or loses one or more electrons, resulting in an electrically charged particle?

Ionization

300

What is the element that has 10 protons, 10 electrons and 10 neutrons?

Neon

400

How many elements are there in the periodic table?

118

400

What is the term for an atom's inclination to attract a pair of unbound electrons towards itself?

Electronegativity

400

What is the only non-metal that remains liquid at room temperature?

Bromine

400

What is the term for the outermost electrons of an atom that are involved in chemical bonding?

Valence Electrons

400

What is the chemical name of water or H2O?

Dihydrogen monoxide

500
What are the names for the two rows primarily composed of metallic elements positioned beneath the periodic table to conserve space?

Lanthanides & actinides

500

What is the unit of measurement that corresponds to the quantity of a substance equal to Avogadro's number, often referred to as a mole?

What is 6.02 x 1023?

500

Which element has the lowest density?

Hydrogen

500

Who proposed the plum pudding model of the atom?


Joseph John Thomson

500

If atomic mass is equals to the total number of protons and neutrons, what is the atomic mass of Hydrogen?

1 amu (atomic mass unit)