The majority of the elements on the periodic table are?
Metals
100
Carbon
P = 6 E = 6 N = 6
100
What element is in group 1 period 2?
Lithium
100
The modern periodic table is arranged acording to what?
Atomic Number
100
At its boiling point, a liquid becomes what phase?
A gas
200
The horizontal rows of the periodic table are known as?
Periods
200
Sodium
P = 11 E = 11 N = 12
200
What element is in group 11 period 4?
Copper
200
The stair-step line running diagonally from aluminum to polonium divides what?
Metals and nonmetals
200
Which is the most common physical state of the elements on the periodic table?
Solid
300
The vertical columns of the periodic tale are known as?
Groups/Families
300
Aluminum
P = 13 E = 13 N = 14
300
What element is in group 18 period 6?
Radon
300
How many electrons does Aluminum have?
13
300
States of matter can be changed by temperature and what else?
Pressure
400
Elements that have properties of both metals ad nonmetals?
Mettalloids
400
Phosphorus
P = 15 E = 15 N = 16
400
What element is in group 16 period 2?
Oxygen
400
How many neutrons does Nickel have?
31
400
Name the phases of matter found on Earth?
Liquid, Gas, Solid, and Plasma
500
What is a metal?
A solid material that is typically hard, shiny, malleable,and ductile, with good electrical and thermal conductivity.
500
Chlorine
P = 17 E = 17 N = 18
500
What element is in group 15 period 4?
Arsenic
500
How many protons, electrons, and neutrons does Chlorine have?
P = 17 E = 17 N = 18
500
Which of the events described below is an example of a change of state?
a. River water flowing into an ocean
b. Air being heated in a hot air balloon to make it rise
c. Ice being crushed for snow cones
d. A puddle of water evaporating after a rain storm