Atoms
Vocab words
Molecules
Random
Periodic Table
100
The positively charged particle
A proton
100
A _____ is a very small particle that is the basic unit of matter.
Atom
100
What is the chemical formula of water?
H2O
100
When looking at the Periodic Table how can you tell the difference between the Atomic Number and the Atomic Mass?
1) The Atomic Number is usually on top and the Atomic Mass is usually on the bottom
100
What is the Atomic Number of Silicon?
14
200
The number of protons in an atom of an element is its Atomic ______
atomic number
200
This particle moves around the outside of nucleus
electrons
200
Is this molecule a compound?
No
200
How many electrons does a Beryllium atom have?
4 electrons
200
What is the number of electrons in Silicon?
14
300
What is located in the nucleus of an atom?
protons + neutrons
300
Neutron have _______ charge
zero / neutral
300
Is Cl2 a molecule?
YES
300
What is the name of this specific molecule?
Carbon Dioxide
300
What is the Symbol of Silicon?
Si
400
How many electrons can fit in the second shell of an atom?
8
400
These are things that are made of two or more atoms
molecules
400
Which bond gives away it's electrons to create a bond?
Ionic bond
400
A ________ is a group of chemically bonded atoms. They can be of the same element or different elements.
Molecule
400
What is the number of neutrons in Zinc?
35 or 35.38
500
What two particles determine the overall charge of an atom?
protons and electrons
500
The most dense structure within an atom is called the _______ and it is made up of ______ and ______.
nucleus - neutrons and protons
500
When electrons are shared as atoms bond, a _________ bond is formed.
Covalent
500
What chart lists every known atom/element and what is the first element listed?
The Periodic Table; Hydrogen
500
What is the Atomic Number, Atomic Mass and Number of Protons, and Electrons in Cobalt?
Atomic Number: 27
Atomic Mass:58.933 or 59
# of protons: 27
# of electrons: 27