Matter
The definition of matter and the different states we find it in.
Anything that has mass and takes up space (volume).
The particles that make up an atom and their charges.
What are the nucleus, protons (positive), neutrons (neutral), and electrons (negative)
The rows in the periodic table are called _________. They columns in the periodic table are called________.
What are periods, groups.
The definition of a physical property
Characteristic that can be observed without changing the actual substance.
The formula used to calculate density
What is D=m/v
What are three examples of things that are NOT matter.
What is sound, dreams, time, color, etc.
The difference between and molecule and a compound
Elements that have similar traits are in the same ______. How many are in the periodic table?
What are families, 11.
Name 4 physical properties.
What is hardness, density, flexibility, color ability to dissolve, magnetism, melting point, boiling point, state of matter.
Explain what causes on object to float or sink in water.
What is less density than 1 g/cm3 or greater than 1g/cm3.
Name the three phases of matter by decreasing energy of molecules.
Gas, Liquid, and Solid
How many atoms of each element are in this chemical formula : 2Na2(OH)4
Na - 4, O- 8, H- 8
The elements found in the _______ family are the most reactive nonmetals.
What are Halogen
Able to be hammered or rolled into flat sheets or shapes.
What is malleable.
The tool and units used for finding mass
What is grams/kilograms and triple beam balance
How to find the volume of a regular shaped object and the unit we use
L x W x H , cm3
The ______ of carbon-hydrogen-oxygen atoms in glucose is 6 to 12 to 6.
What is ratio
The Russian chemist ________ ________ created the original Periodic Table.
Who is Dimitri Mendeleev
Name three differences between metals and non metals.
What is good/poor conductors of heat and electricity, hard/brittle, shiny,dull, malleable/not, magnetic/not.
What is the density of an object with dimensions of 2cm3 by 2cm3 by 2cm3 and a mass of 24g? If you placed this object in a glass of water would the object float or sink?
What is 3 g/cm3, sink
The phase change when a gas changes into a solid. Are we adding or removing heat?
What is deposition, removing heat.
1) The number before a chemical formula is called a _________. This represents how many _________ are in that chemical formula.
2) The number after an element in a chemical formula is called a ______. This tells us what?
What is a coefficient, the number of molecules.
What is a subscript, the number of atoms of that element.
Periods tell us the amount of _______ in an atom of an element. Groups tell us the amount of _______ in an atom's ________ _______.
What are electron shells, electrons in the atom's outermost shell.
The two groups below the periodic table are the _________ and __________.
What are the lanthanides and actinides.
A graduated cylinder was filled to 35 mL. A 16g marble was placed in the water and then went up to 39 mL. What is the density of the marble?
What is 4g/mL