All about Periodic Table
What's the matter, peanut butter?
The Elementals
A-Tom and Jerry
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)