What makes up the center of an atom
Protons, Neutrons, Electrons
Finish code formula H_O
H2O
What does N mean in the periodic table?
N=nitrogen
How do the participles act in a solid
A state of matter that is tightly packed and vibrate in fixed position.
Where do u find an electron
Electron cloud
What is an element
A pure substance made of only one type of atom which can not be broken down into simpler substance by chemical means
Finish the code formula C6_12_16
C6H12O6
What does RH mean?
RH=Rhodium
how does the participles act in a liquid
A state of matter that has a definite volume but takes the shape of its container
How many rings make up the electron cloud
3 makes up the electron clouds.
Where are the atoms found in
The nucleus
What is the code name for oxygen
o2
How much elements are in the periodic table
there are 118 elements in the periodic table
How does the participles act in a gas
A state of matter that has no fixed shape or volume unlike liquids and solids
What are the vertical columns called in a periodic table
Groups or family’s
How can u calculate neutrons
Atomic mass-Atomic number=Neutrons
How many atoms are found in H2O
2H+O=3 atoms
What is the salt code and definition
Na=Sodium
What is solid to liquid?
Melting
What are horizontal columns called in a periodic table
Periods
What charge does an electron have
Negative charge
What 2 gases are lighter than air
Hydrogen and Helium
Who created out the periodic table
First and last name
Dimitri Mendeleev
What is Liquid to gas
Vaporization
what is solid DIRECTLY to a gas called
Sublimation