Periodic Table 1
I am the first metal on PT.
What is lithium?
Subatomic Particle with a negative charge
What is an electron?
The atomic number is equal to this
What is the number of protons (and electrons) an atom of an element has?
Atomic mass - Atomic number
What is the formula for finding the neutrons of an atom?
Some of my properties are being malleable, ductile and good conductors.
What is a metal?
The location of protons and neutrons.
What is inside the nucleus?
I am the first gas on the PT. .
What is hydrogen?
The number of protons in an atom of calcium.
What is 20?
Arsenic (As) has 33 of these.
What are protons and electrons?
The location of electrons.
What is the electron cloud?
Columns (up and down) on a periodic table
What are groups?
I combine with other electron in another element to form bonds.
What are valence electrons?
Rows on the periodic table (side to side)
What are periods?
What is 11.
Elements in the same group share this.
What are the same number of valence electrons
The electrons in the outer energy level.
What are valence electrons?
Subatomic particle with a positive charge
What is a proton?
The majority of the elements on the periodic table are this.
What are metals?
We have 1 electron in our outermost orbital..
What is group 1 metals?
The most reactive groups ( 1 metal and 1 nonmetal) on the periodic table.
Group 1A and 7A
The subatomic particle with no mass
What an electron?
This group is not reactive at all.
What is group 8A? ( or 18 or noble gases)
I will explode if I am exposed to water.
What is a group 1 metal?
I was the primary person to develop the PT
Who is Mendeleev
I am the scientist responsible for the development of the modern day PT.
Who is Mosely?