Vocab I
A small particle that makes up most types of matter?
What is an atom?
Positively charged, very center of the atom.
What is the nucleus?
The top left number for each element in the Periodic Table that tells you the number of protons in the nucleus of each atom of that element.
What is atomic number?
Generally have a shiny or metallic luster and are good conductors of heat and electricity.
What are metals?
Element Symbol: Period 3, Group 13
What is Al?
Anything that has mass and takes up space.
What is matter?
Matter made of only one kind of atom.
What is an element?
The weight of the Neutrons and Protons in the nucleus of an element
What is atomic mass?
Elements that are usually dull in appearance and are poor conductors of heat and electricity.
What are nonmetals?
Element Name: Period 5, Group 2
What is a Strontium?
Negatively charged particles.
What are electrons?
What two pieces of information are needed to calculate the amount of neutrons?
What is the atomic mass and atomic number?
For the element Hydrogen, the Periodic Table block has the following information: Hydrogen 1 H 1.008 What would the atomic number be?
What is 1?
Elements that have characteristics of both metals and nonmetals.
What are metalloids?
Atomic number: Period 4, Group 8
What is a 26?
Positively charged particles in the nucleus.
What are protons?
Chart that contains all elements and their weight, atomic number, etc
What is the Periodic Table?
Atomic mass of element # 35 Bromine (rounded to nearest 10s place)
What is 80?
The majority of elements on the Periodic Table can be characterized as _______________.
What are metals?
Element Symbol: Period 3, Group 18
What is Argon?
Uncharged particles.
What are neutrons?
Electrons have this charge
What is negative?
Rows of elements are called ____________. Columns of elements are called ____________.
What are Periods and Groups?
More than 97% of your body is made up of various ______________, a group that appears on the Periodic Table. (HINT: The answer is NOT water!)
What are nonmetals?
Number of Protons in Period 4, Group 2
What is 20?