Show:
Atoms
Element squares and the periodic table
Finding Elements
Metals
Non metals
100
What charge does a proton have?
Positive charge
100
What does the word in an element box represent?
The word is the name of the element
100
What element has an atomic number of 80?
Mercury
100
Is the rusting of metal considered a physical or chemical property of metals?
chemical property
100
Why is hydrogen so important?
Water is made up of hydrogen and we need water in order to survive
200
What charge does a neutron have?
It doesn't have a charge
200
What are the big letters in an element box?
The chemical symbol for the element
200
What is the chemical symbol for the element with the atomic number 92?
U
200
What does it mean if an element is very conductive?
It means that it can easily transfer heat or electricity
200
What are chemical properties of nonmetals?
They are reactive. When they react they usually gain or share electrons.
300
What charge does an electron have?
Negative charge
300
What is the small number above the chemical symbol?
It is the elements atomic number
300
What is the chemical symbol for potassium?
K
300
What does it mean if an element has high reactivity?
It means that it can easily combine with other elements
300
If you hit a nonmetal with a hammer, what will happen?
It will break or crumble into powder.
400
What is a nucleus?
The tiny region in the center of an atom. The nucleus is made up of protons and neutrons
400
What are periods on the periodic table?
They are the horizontal rows on the periodic table
400
What element is in group 2 and also in period 6?
Barium
400
What are the physical properties of metals?
Shininess, malleability, conductivity, and ductility
400
What are some physical properties of nonmetals? Remember they are opposite from metals.
Nonmetals are dull, brittle, and poor conductors of electricity.
500
Draw a model of an atom and label the 4 parts (nucleus, protons, neutrons, and electrons)
Check drawings
500
What are groups on the periodic table?
They are the vertical rows on the periodic table
500
What element is in group 16 and also in period 3?
Sulfur
500
What are the chemical properties of metals?
Reactivity and corrosion
500
What are the 5 families of nonmetals that we talked about and how do they differ from one another?
Carbon family, nitrogen family, oxygen family, halogen family, and the noble gases. They all gain, lose, share a different number of electrons when combining with other elements.