Show:
States of Matter
The Periodic Table
Atomic Properties
Chemical and Physical Changes
Misc
100
This state of matter has a definite shape and volume.
What is a solid
100

True or False?

Compounds cannot be broken down into smaller substances. 

True. They are held together by bonds, represented by a formula, and are made up of more than one element.

100
The subatomic particles (the parts of an atom.)
What are protons, neutrons, and electrons.
100
In this reaction, a solid becomes a liquid when heat energy is added. (Chemical or Physical)
What is a physical reaction.
100
What is the chemical name for symbol Ni?
What is Nickel
200
This state of matter has no shape or volume.
What is a gas
200

Choose the correct answer: All matter is classified as either 

a. + or _- charges

b. elements or mixtures 

c. pure substances or mixture of pure substances  

All matter is classified as either ...

c. pure substances or mixture of pure substances   

200
The inner part of an atom, composed of protons and neutrons.
What is the nucleus.
200
In this reaction, a substance changes color and a burning smell is released. (Chem or Phys)
What is a chemical reaction.
200
The atomic number of Carbon.
What is 6?
300
This is the phase change that occurs when a liquid becomes a solid.
What is freezing
300

Lithium (Li), Sodium (Na), Potassium (K), Rubidium (Rb), Cesium (Cs), and Francium (Fr) are in the same column on the periodic table. Why are these elements in the same column on the periodic table?

a. They are the same size

b. They have similar properties  

Lithium (Li), Sodium (Na), Potassium (K), Rubidium (Rb), Cesium (Cs), and Francium (Fr) are in the same column on the periodic table. Why are these elements in the same column on the periodic table?

b. They have similar properties  

300
The charge of an electron.
What is negative.
300
In this reaction, there is a temperature decrease and a gas is produced. (Chem or Phys)
What is a chemical reaction.
300
The number of protons in Calcium.
What is 20?
400
This is the state of matter in which molecules are the most dense.
What is a solid.
400

Which two elements have properties that are the most similar?

a. F and Cl 

b. N and S 

c. B and P  

Which two elements have properties that are the most similar?

a. F and Cl 

400
The charge of a neutron.
What is no charge or neutral.
400
List at least 4 indicators of a chemical change.
What are color change, gas is produced, smell is produced, the reaction is irreversible, temperature change (without cooling or heating,) electrical energy is produced.
400

A tiny piece of sand is very light but sinks in water. This is because...

a. There is more water than sand 

b. Sand is more dense than water

A tiny piece of sand is very light but sinks in water. This is because...

b. Sand is more dense than water

500

List the 4 states of matter in order from the lowest to the highest energy level.

What is solid, liquid, gas, (and plasmsa)

500

Monte discovered that sodium (Na) is found in Group 1, Period 3 on the periodic table. Where should he look to find another element that has similar properties to those of sodium?

Group 1

500
Atoms share these when they bond.
What are electrons?
500
In a chemical reaction, CaOH (calcium hydroxide) and CO2 (carbon dioxide) are _________, CaCO4 (chalk) and H20 (water) are __________. (products, reactants)
What are reactants and products
500

Wood floats in water. If you measured the mass of the same volume of wood and water 

a) The water would have a greater mass 

b) The water would have a lower mass  

Wood floats in water. If you measured the mass of the same volume of wood and water 

a) The water would have a greater mass