Nuclear Decay REVIEW

Which spot represents the MASS NUMBER?

Tags

isotope notation

nuclear symbol

mass number

Which spot represents the ATOMIC NUMBER (protons)?

Tags

isotope notation

nuclear symbol

atomic number

Match the following

• beta

• 
• alpha

• 
• gamma

• 

Tags

alpha

gamma

beta

nuclear decay

Organize these options into the right categories

Groups:

(a) alpha decay

,

(b) beta decay

,

(c) gamma radiation

• mass of 4 and +2 charge

• mass number & atomic number stay the same

• 
• 
• 0 mass and 0 charge

• very strong - stopped by a thick piece of lead

• mass number decreases by 4

• 
• 
• 
• 
• stopped by aluminum foil

• atomic number decreases by 2

• fast moving electron

• mass of 0 and -1 charge

• mass number doesn't change but atomic number goes up by 1

• Helium nucleus

• very weak - stopped by a piece of paper

Tags

alpha

gamma

beta

nuclear decay

Which equation shows the correct alpha decay for Am-242?

Tags

alpha

Drag the numbers and the symbol to the correct spot:

f

d

c

231

94

235

239

Pu

92

90

U

Th

Tags

alpha decay

Label the decay equation with the correct numbers and symbol:

f

g

h

U

90

238

Th

92

234

Ra

88

230

Tags

alpha decay

Label the equation with the correct mass number, atomic number, and symbol:

f

g

h

Co

60

56

26

27

28

Ni

64

Fe

Tags

beta decay

Which equation shows the correct beta decay of potassium-40?

Tags

beta decay

Label the mass number, atomic number, and symbol:

f

g

h

92

Th

238

230

91

234

90

U

Pa

Tags

beta decay