WorksheetsChemistry
Total questions: 12
Worksheet time: 13mins
Identify the product of this disintegration:
Alpha
Beta
Gamma
Positron
Neutron
Answer true or false to the following statement.The process involving spontaneous emission of particles from nuclei is called radioactive decay.
True
False
Answer true or false to the following statement. Beta particles are electrons with extremely high energies.
True
False
Answer true or false to the following statement. in nuclear reaction, mole quantities are usually used in calculations.
True
False
Is this a pure substance?
Yes
No
What is the best classification for this substance?
An element
A compound
A mixture
Matter is anything that.....
Has mass and takes up space
Has mass and is visible
Takes up space and has energy
Has energy and is visible
What below is NOT considered matter?
Carbon atoms
Gravity
Bacteria
Air
What is an example of a physical property?
Silver is shiny
Alcohols are flammable
Alkali metals are reactive with water
Acids are sometimes corrosive
What is an example of a chemical change?
Tearing paper
Dissolving salt in water
Melting ice
Burning wood
5 main branches of chemistry
What is solution?
