Families
Metals & Non-Metals
Atomic History
Sub-Atomic Particles
The Periodic Table
100
__________ are the most reactive elements on the periodic table.
What is the alkali metals.
100
We are shiny, malleable, and ductile. We also conduct electricity.
What are metals.
100
Created by J.J. Thompson, the "Raisin Bun Model" or the "Plum Pudding Model" refers to ____________.
What is a theory of the atom in which the atom was a positively charged sphere with electrons scattered throughout it.
100
Between electrons, protons, and neutrons, which contributes the least weight to the atomic mass?
What is the Electron.
100
Horizontal rows that help organize the periodic table.
What are periods.
200
__________ are the least reactive elements on the periodic table.
What is the noble (inert) gases.
200
We have been known to share properties of both metals and non-metals.
What are metalloids.
200
Ernest Rutherford contributed _________ to atomic theory.
What is the idea that the majority of the atom is empty space with a tiny positively charged core, the nucleus.
200
How many electrons does Silicon have?
What is 14.
200
In what order are the elements placed on the periodic table.
What is atomic number.
300
The alkaline earth metals are in ___ group.
What is the second group.
300
We are known for not conducting electricity, being brittle, and dull.
What are non-metals.
300
According to Bohr's theory of the atom, how many electron shells would oxygen have.
What is 2.
300
How many Neutrons does Chlorine have?
What is 19.
300
_________ property of elements changes as you move from left to right across the periodic table.
What is Reactivity.
400
The halogens are know for ____________.
What is being the most reactive non-metals.
400
Oxygen is a metal (True or False)
What is false.
400
First proposed each material was made up of different building blocks named atomos.
Who is Democritus.
400
How many protons does Iodine have?
What is 53.
400
Vertical columns are called?
What are groups.
500
Elements of this family are so stable that it was long believed they could never combine with other elements.
What is the noble (inert) gases.
500
Carbon is a metal (True or False).
What is false.
500
I am the father of the Modern Periodic Table.
Who is Dmitiri Mendeleev.
500
How many Neutrons does Neon-21 have?
What is 11.
500
The "Au" representing Gold on the periodic table stands for _________.
What is Aurum.
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