Atoms
Elements
Periodic Table
Physical Change
100
This is the smallest part of an element.
What is an atom?
100
Made up of only one kind of atom
What is an Element
100
How many Elements are on the Periodic Table that are known. A.118 B.116 C.100 D.113
A.118
100
Is a melted Popsicle an example of a physical change?
YES! You can melt and refreeze a Popsicle and it will still be a Popsicle.
200
Neutrons are located outside of the nucleus. True or False?
False
200
These are on the periodic table
What is an element
200
How are the elements organized? A.Mass B.Atomic Number C.Number of Neutrons D.Chemical Reactivity
Atomic Number
200
Is Alka-Seltzer and water an example of a physical change?
NO! When you mix Alka-Seltzer and water, bubbles form, which indicates a chemical change as taken place.
300
This is a negatively charged subatomic particle
What is an electron
300
These are shiny, good conductors of heat and have luster
What is a metal
300
Which is one is NOT listed in the Periodic Table? A.Element Name Or Symbol B.Atomic Number C.Number of electrons D.Atomic Orbital Radius
D.Atomic Orbital Radius
300
These molecules can move freely and will take the shape of any container you put them in.
What is a LIQUID?
400
These are atoms of the same element that have different numbers of neutrons.
What is an isotope
400
These are poor conductors of heat and electricity. They are dull in appearance
What is an non-metal
400
Who made the Periodic Table? A.Dmitri Mendeleev B.Albert Einstein C.Jason Priestly D.Martin Heinrich Klaproth
A.Dmitri Mendeleev
400
Explain how water could be an example of a physical change.
What is freezing and melting water to and from ice is an example of a physical change?
500
This is a positively charged particle in the nucleus of the atom
What is a proton
500
Elements that have characteristics of metals and non metals
What is a metalloid
500
Which of these choices is NOT a family of elements? A.halogen B.Noble Gases C.Alkali Metals D.All Are In The Element Family
D.All Are In The Element Family
500
Explain how the water cycle an example of a physical change.
YES, it is a physical change, because water changes from a liquid/solid when it precipitates, to a gas when it evaporates, then forms back into a liquid when it condensates. Then the process repeats again with the same substance, WATER!
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