Show:
Name that Element
Symbols
The Atom
The Table
States of Matter
100
H
What is Hydrogen?
100
Iron
What is Fe?
100
An _______________ is matter made of atoms of only one kind.
What is an element?
100
In the modern periodic table, elements are arranged according to increasing ____________________.
What is Atomic Number?
100
Frying an egg?
What is a Chemical Change?
200
Ne
What is Neon?
200
Sodium
What is Na?
200
Thomson’s model of the atom is known as the _____________________.
What is the Plum Pudding Model?
200
Elements in the _________________________ group can be used as catalyst.
What is Platinum?
200
Ice melting.
What is Physical Change?
300
Al
What is Aluminum?
300
Cobalt
What is Co?
300
___________________ are atoms of the same element that have different numbers of neutrons in the nucleus.
What is an Isotope?
300
The name of the elements in Group 2 of the periodic table.
What is Alkaline Metals?
300
Reactant mass equals product mass.
What is Conservation of mass?
400
Ca
What is Calcium
400
Argon
What is Ar?
400
The ______________________ is the number of neutrons plus protons in the nucleus.
What is the Atomic Mass Number?
400
Elements in Groups 3-12 of the periodic table are called these.
What are Transition Elements?
400
When a liquid changes into a gas.
What is Vaporization?
500
As
What is Arsenic?
500
Selenium
What is Se?
500
Some nuclei emit an electron called a ______________ which has a negative charge.
What is a Beta Particle?
500
This element conducts electricity when exposed to light.
What is Selenium?
500
From a gas to a liquid.
What is Condensation?