What number tells you the number of protons and neutrons?
What is Atomic number
100
Whats the definition of periodic table?
What is a table of the chemical elements arranged in order of atomic number
100
What class does aluminum belong to?
What is the element metal
100
use it to breathe
What is oxygen
200
Mg
What is magnesium
200
how do you figure out the number of neutrons?
What is Subtract the atomic number from the atomic mass
200
Whats the definition of element?
What is each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter.
200
what class does lead belong to?
What is a metal
200
electrical wires
What is copper
300
Pb
What is Lead
300
how many liquids are on the periodic table?
What is 2
300
Whats the definition of mass number?
What is the total number of protons and neutrons in a nucleus.
300
what class does silicon fall under?
What is a metalloid
300
a germ killer in swimming pools
What is chlorine
400
Au
What is Gold
400
How do you find an elements atomic mass?
What is add the number of neutrons and the number of protons together.
400
whats the definition of atomic number?
What is the number of protons in the nucleus of an atom, which determines the chemical properties of an element and its place in the periodic table.
400
what class does sodium belong in?
What is a non- metal
400
used to kill small germs in cuts
What is iodine
500
U
What is uranium
500
What does the term 'valence electrons' mean?
What is the number of electrons on the outermost shell
500
Whats the definition of metalloids?
What is an element whose properties are intermediate between those of metals and solid nonmetals.