Atomic Basics 1
These have a positive charge.
What are protons?
These have no charge.
What are neutrons?
These are the two subatomic particles located in the nucleus of an atom.
What are protons and neutrons?
What is the number of neutrons?
What are subatomic particles?
This is the basic unit of a chemical element.
What is an atom?
This chart lists and displays all known elements.
What is the Periodic Table?
The two main structures of an atom are the _____________ and the ____________________.
By adding the number of protons and neutrons, you find the ________ number.
What is the mass number?
The ____________ orbit the nucleus in a(n) ___________________.
What is electrons, electron cloud?
These subatomic particles have the least mass.
What are electrons?
Elements are organized or identified by these.
What are the number of protons?
On an atomic model, the atomic number equals the number of ____________ and ____________.
What are protons and electrons?
With an atomic number of six, this is how many protons are in carbon.
What is 6?
This is a chemical substance that cannot be broken down into a simpler substance and keep the same properties.
What is an element?
The units for measuring subatomic particles is this.
What are amu's (atomic mass units)?
The rings electrons orbit on are known as these.
What are shells?
This is the maximum number of electrons that can be found on the innermost ring.
What is 2?
45 protons and 58 neutrons in Rhodium. This is the mass of the element.
What is 103?
This AREA of the atom has the LEAST amount of mass.
What is the electron cloud?
One neutron is equal to __________ amus.
What is one amu?
There are this many known elements.
What is 118?
This many electrons is the maximum for the second shell.
What is eight?
With an atomic number of 53 and a mass of 126.9, there are this many neutrons in iodine.
What are 74?
One electron is equal to this many amus.
What are 1/2000th amu?