Alkali Metals Group
Name The First Element In this Group
Lithium
true or false do they have two electrons in their most outermost energy level
True
what is boron used in?
aerospace industry
what are they collectively know for?
The crystallogens
Group 15 that can be collectively called ask what?
Pnictogens
What is in the same column but is not apart of the group
Hydrogen
Name the third element in this group
Calcium
what aluminum alloys been used in kitchen stuff
cooking utensils
What are the melting points range?
about 3550
True or false Is nitrogen, phosphorus is essential for living things
True it is!
Are they a soft or hard metal
Soft
what one signature properties of this group of elements
that they become increasingly soluble with decrease in temperature
What is a different name for this group
The Icosagens
Whats carbon structural forms?
soot, graphite, and diamond
Air is more than 3/4 of what?
nitrogen gas!
Name all 6 elements
Lithium, Sodium, Potassium, Rubidium, Cesium Francium
True or false is magnesium is an important for living things
True it is
What is the melting point of boron
2079 celsius
silicon,germanium, and other semiconductors
Arsenic has been used in what?
Insecticides and others!
How Can These Elements be identified by using the flame test
a small amount of an unknown metal in an ionic compound is heated in a flame
true or false Alkaline metals usually do not form iconic compounds by giving 2 elections in their highest energy
false they do!
Name all 6 elements in the group
what is lead used in?
Storage batteries, ammunition, paints, and etc
True or false Nitrogen is not diatomic
False it is!