Matter
State of matter with no shape but a definite volume
What is a liquid?
What is the definition of a chemical change?
What is a change in matter that produces a new substance?
Group 1 of the table
What are Alkali Metals?
How many sig figs in 1.09
What is 3?
Scientist who created the first periodic table
Who is Mendeleev?
The state of matter most affected by a change in pressure
What is a gas?
True or false this is an indicator of a chemical change: ashes from a burnt log
What is TRUE
Least reactive group, full outer level of valence electrons
What are noble gases?
How many sig figs in 908.00
What is 5
A column on the table
What is a group?
Solid changing to a liquid
What is melting?
4 physical properties
Can include: color, shape, phase of matter, luster, density, mass
Metals found in groups 3-12 of the table
What are transition metals?
Report to the correct amount of significant figures 3.9 + 18.346
What is 22.2?
A row on the table
What is a period
A change that leads to the formation of a new substance
What is a chemical change?
The 5 indicators of chemical change
What are temperature change, color change, odor, gas formation, formation of a precipitate
Good conductors, shiny, most of the table
What are metals?
Report with the correct amount of sig figs 9 + 9.1
What is 20?
The group on the periodic table that is called the salt makers
What are the halogens?
The two types of temperature changes
What are exothermic and endothermic
Explain how a rocket launch is an example of a chemical change
What is the fuel combines with another chemical to produce large amounts of heat and gas to launch the rocket into space?
Elements found along stairstep of periodic table- characteristics of metals and non-metals
What are metalloids?
Report with the correct amount of significant figures 2.53 x 1.9
What is 4.8
The periodic table is arranged by _______________
What is atomic number?