Chemistry Flashcards
(30 cards)
What is the 6th element to the periodic table?
Carbon
What is the 3rd element to the periodic table?
Lithium
What is the symbol to the element Beryllium
Be
What is the symbol to the element Nitrogen
N
How many Neutrons are in Hydrogen?
1
How many electrons are in Flourine?
9
How do you work out the number of neutrons in an element?
Atomic mass (rounded)- Atomic number=Neutrons
What is the configuration for Phosphorus?
2,8,4
What is the number of circles on each shell on a Bhor Model?
First shell=2
Second shell=8
Third shell=8
What is an Element?
1 type of Atom
What is an atom?
The smallest particle of a chemical element which can exist
What is a compound?
It is made up of 2 or more different atoms joined by a chemical bond
What is a molecule?
It is 2 or more atoms joined by a chemical bond?
What is a mixture?
It is made up of atoms, molecules and/or compounds and have no chemical bonds so can be physically separated
What is sustainability?
It is the ability of a process to be continued indefinitely without damaging and/or degrading the environment on which it depends
What is an advantage to metal?
Strong
What is a disadvantage to wood?
flammable and could go moldy
What is an advantage to glass?
rust resistant and moldable
What is a disadvantage to ceramic?
fragile and can rust
What is an example of a molecule?
Water molecule
What is an example of a mixture?
Sand and water
What is an example of an element?
Lithium
What is an example of an atom?
Oxeygen atom
What is an example of a compound?
Water
