Periodic Table I
Group 2 elements are known as ....
Alkaline earth metals
The most reactive family of nonmetals
halogens (group 17)
What are the 4 key physical properties of metals?
luster, malleability, ductility, and conductivity
Between potassium, rubidium, and strontium, which element is the least reactive?
strontium
How many periods on the periodic table?
7
Which elements are located on the stairs?
Metalloids
Phosphorus belongs to group............
15
The group/family that has 2 valence electrons is
Alkaline Earth Metals (group 2)
Which group forms salts when combined with metals
Group 17 (halogens)
Between magnesium, potassium and rubidium, the one that is least reactive
magnesium
malleable means...
Ability to be hammered into sheets
Group 18 is also known as the .....
Noble gases
Groups 3 - 12 are called ...
transition metals
How is the periodic table arranged?
by increasing atomic number
Name a property that chlorine and iodine have in common.
both halogens, 7 valence electrons, highly reactive nonmetals
the number of valence electrons.
True or False - Silver has a luster and is a conductor of heat
True
Name an element chemically similar to bromine
Any element in group 17 (Same group = similar properties)
Strontium belongs to this family in the periodic table
Alkaline earth metals
The relationship between electron configuration and the group
all end the same
Which group is extremely reactive with water, specifically?
Valence electrons are defined as...
the electrons in the outermost electron shell.
how easily a material allows heat or electric current to flow through it.
What is the name of group 17
halogens
What are the 2 liquids on the periodic table?
Mercury and bromine
Why are Hydrogen and Helium seemingly misplaced
H properties don't match the group
He configuration doesn't match the group
The noble gases have zero electronegativity because...
they have a completely full valence shell
How many valence electrons does aluminum have
3
Which group combines with H to form acids?
Group 17 (Halogens)
True/False - Hydrogen is an alkali metal
FALSE