Metals, Nonmetals, Metalloids
Describe nonmetals using 3 of its characteristics
brittle, low luster (dull), poor conductor, not malleable, not ductile, gasses, right of staircase
Why do ions form?
Wanting to be stable and have 8 valence electrons
Family Name of elements with 8 valence electrons
Noble Gasses
Describe how the trend of electronegativity increases in the periodic table
left to right across periods
up a group
State a fact about the periodic table
depending
Boron is a _______
Metalloid
Describe difference between cation and anion
Cation= +
Anion = -
Name 3 elements within the Inner Transition metals
refer to periodic table
Which has a higher reactivity:
Se or Cl?
Cl
How does the reactivity of metals compare to the reactivity of nonmetals?
Metals: low IE = High Reactivity
Nonmetals: High electronegativity = high reactivity
Metals are ______, meaning they can be drawn into a wore
Ductile
The charge of Al is
+3
Upper row of elements in F block
Lanthanides
The elements with the largest atomic radius will be located where on the periodic table
lower left-hand corner
Largest family on the periodic table
Transition Metals
Samarium (Sm) is a ______
metal
Ion formation of the element with 56 Protons:
Ba2+
Name of family that will carry a ionic charge of +2
Alkaline Earth Metals
Which has the highest Ionization energy:
An element with 19 protons or an element with 17 protons
17 protons (Cl)
What type of Ion will be larger than its parent Ion?
Anion
Both potassium and polonium have a metallic luster. Potassium conducts heat and electricity well, but polonium is only a semi-conductor. What is the most likely classification of these elements.
Potassium is a metal, Polonium is a metalloid
An elements has 53 Protons and 54 electrons. What is the ion formation?
I 1-
Name of family that shares its characteristics with the element that has 89 protons
Actinides
List the following in order from least to greatest electronegativity:
Ru, Br, O, Mo, Na, S, K
K, Na, Mo, Ru, Br, S, O
I am a metalloid that lives within the halogen family. What element am I?
At