Atom Basics
The smallest building block of an element
atom
What is the charge of a proton?
positive
What is a row of the periodic table called?
a period
What can you predict about an element by its location on the periodic table?
its properties
What does the atomic number represent?
# of protons
What is included in the nucleus of an atom?
protons and neutrons
What is the charge of an neutron?
it has no charge
What is a column of the periodic table called?
a group or family
Which element has a bigger atom, Uranium or Oxygen?
Uranium. It has more protons & neutrons and a larger atomic mass.
What does the atomic mass represent?
The average mass of the element. Weight of the atom.
What particles travel around the nucleus of an atom?
electron
What is the charge of an electron?
negative
Who invented the Periodic Table?
First & Last Name.
Dimitri Medeleev
Which element was named after Albert Einstein?
Einsteinium
What four things are included in an element's square?
atomic number, atomic mass, symbol and element name
What is the name of the location around the atom where electrons can be found?
electron cloud
What can happen when two electrons go near each other that do NOT want to meet?
Hint: Magnets
They repel each other like the same ends of magnets.
What is the first element on the Periodic Table?
Hydrogen
Which group are the elements Gold, Silver, Iron, and Copper a part of?
Transition Metals
What is the atomic number, atomic mass, and the symbol for Hydrogen?
Atomic # is 1
The Atomic Mass is 1.008 (or about 1)
The symbol is H
What other particle of an atom is equal to the number of protons?
electrons
Why is an atom neutral? (The entire atom does not have an electrical charge)
because it has the same number of protons and electrons
How is the periodic table arranged?
by increasing atomic number & by elements with similar properties
Krypton is located on the far right group on the periodic table. What is the name of this group of elements?
What element is incredibly dangerous and used to be found in goods & products all over the United States?
(Bonus for bragging rights: Can you also get its symbol right)
Lead, Pb