Vocab
Vertical Column of elements on the periodic table
What is a group
Who made the periodic table?
Dmitri Mendeleev
What does the element Ca
What is Caesium
Which of the two atoms in each pair has the largest radius? Al or B
How do you find an element's atomic mass?
Add the number of neutrons and the number of protons together
Columns 3-12 on the periodic table
What is transition metals
What did Henry Moseley do?
What is put elements in order of increasing atomic number
What is the element O stand for
What is Oxygen
Which of the two atoms in each pair has the largest radius? Br or Cl
What is Br
What number tells you the number of protons and electrons?
Atomic Number
a group of nonreactive, nonmetallic elements found in Group 18 (or Group 0) of the periodic table
What is a noble gas
Who quantified the electronegativity scale?
Who is Linus Pauling
What does Og stand for
Why do elements in the same family generally have similar properties?
What is "They have the same number of valence electrons"
How do you figure out the number of neutrons?
Subtract the atomic number from the atomic mass
An element that shares characteristics with both metals and nonmetals
What is a metaloid
Repeat the first 10 elements of the periodic tabel
What is H, He, Li, Be, B, C, N, O, F, and Ne
What does the element Ne stand for
Descirbe the Shielding Effect
How inner electrons reduce the attraction felt by outer electrons towards the nucleus
What does the term 'valence electrons' mean? (2 things)
number of electrons on outermost shell, tells how reactive an element is
an element that belongs to Groups 1, 2, and 13-18 of the periodic table, also known as the main group elements
What is a representative element
The size of a neutral atom, what is this known as?
What is Atomic Radius
What does the element Pb stand for?
What is Lead
The Tendency for a bonded atom to attract electrons to itself. what is this known as
What is Electronegativity
What subatomic particle is not inside the nucleus?
Electrons