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Vocabulary
Research Questions
Vocabulary 2
Research Questions #2
extra credit :-)
100
What is an Atom ?
A Basic Unit of an element
100
How do you get the Mass number ?
protons + neutrons = MASS NUMBER :-)
100
define metal?
a solid material that is typically hard, shiny.
100
What is the symbol for gold ?
Au
100
What is geo thermal energy ?
It's the heat within earth that is created by radioactive decay.
200
What is Chemical Properties ?
A property used to characterize materials in reactions that change their identity
200
Who invented the design of the periodic table ?
Dmitri Mendeleev
200
define isotopes?
two or more forms of the same element that contain equal numbers of protons
200
What is the 5th element on the periodic table ?
Boron
200
What is element has the Atomic number of 2?
He - Helium
300
What is a metalloid ?
Properties that are intermediate between those of metals and solid non-metals.
300
What elements are in the human body ?
Oxygen , Carbon , Hydrogen , and H2O
300
define chemical element?
A chemical element, or an element, is a material which cannot be broken.
300
Where do you find the atomic number ?
On the top of the symbol.
300
All matter is made up of ?
ATOMS! Come on that's an easy one...
400
What is the Law of Conservation of mass ?
Mass is neither created nor destroyed during an ordinary chemical reaction.
400
What are valence electrons responsible for ?
Valence electrons are responsible for an element's reactivity it also determines where an element is in the periodic table
400
define non-metal?
an element or substance that is not a metal.
400
What does an atom consists of ?
protons , neutrons , and electrons
400
What group of the periodic table is the largest ?
The metals group.
500
What is Classification ?
The action or process of classifying something according to shared qualities or characteristics.
500
What are some liquid elements?
Bromine, Mercury , Francium , Cesium , Ganium , Rubidium
500
define compound?
a molecule made of 2 or more elements
500
What is the mass number of Iron (Fe) ?
55.8
500
What is GISSEL'S FAVORITE COLOR ? :D
Red or Pink :)