25 Periodic Table Questions q
The most electronegative element
Fluorine
An atom of an element belonging to the noble gas family has
all outer shell electrons.
About how many known elements are in the periodic table?
115
Elements in the periodic table are arranged by
Atomic number
The modern periodic law is based on
Atomic number
Which of the following is not a physical property of metals
Corrosion
Isotopes are atoms of an element with identical chemical properties but with different
Masses
The nucleus of an atom consists of
Protons and neutrons
What is electronegativity?
The measure of the tendency of an atom t attract a bonding pair of electron.
Which of these things are NOT listed in the periodic table?
The square for each element will have the atomic number, atomic weight, name, and symbol for each element.
Which of the following belongs to the halogen family of elements?
chlorine
Compared to metals, nonmetals are
more brittle as a solid.
About 99 percent of the earth's atmospheric air is made up of
nitrogen and oxygen.
About 75 percent of the earth's solid surface is made up of
silicon and oxygen.