Atoms
The positively charged particles in an atom
What are protons?
Number of protons in an element with the atomic number of 7
What is 7protons?
One single type of atom in a given area
What is an element?
The one or two letters in the middle of the element box.
How many metalloids are on the periodic table?
What are 6?
The negatively charged particles in an atom
What are electrons?
Number of electrons in an atom with an atomic number of 78
What is 78 electrons?
The element with 8 protons in its nucleus
What is oxygen?
The number the element is on the table. Also tells you how many protons and electrons are in an atom of the element.
The atomic number.
What are the most reactive elements on the far left group of the table called?
What are Alkali Earth Metals
The neutral particles in an atom
Neutrons
Number of neutrons in an atom with an atomic number of 38 and a mass of 88
What is 50 neutrons?
Elements change based on
What is the number of protons in the nucleus?
The organization of elements based on their size and characteristics happens here
What is the periodic table?
The majority of the elements on the periodic table are categorized as
What are metals?
During a chemical reaction, atoms do this
What is rearrange?
An element has an isotope with a mass of 118 and an atomic number of 12. This is the amount of neutrons in that isotope
The elements that are dull, can be solid liquid or gas room temperature, and poor conductors
What are nonmetals?
The sum of protons and neutrons in the nucleus
What is the atomic mass?
What are the physical properties of metalloids?
What are a mix of metals and nonmetals (shiny, dull, semiconductors)
These are located in the nucleus and make up the mass of the atom
What are protons and neutrons?
An ion has an atomic number of 7 with a 3- charge. This is the number of electrons in that ion.
What is 10 electrons?
The purpose of elements
What is to make up our universe?
Elements are arranged and grouped together on the table based on this
*hint: not atomic number
What is their similarities?
Which element is in group 12 period 4?
What is zinc?