Nuclear Decay REVIEW

Which spot represents the MASS NUMBER?

Tags

mass number

isotope notation

nuclear symbol

Which spot represents the ATOMIC NUMBER (protons)?

Tags

atomic number

isotope notation

nuclear symbol

Match the following

• gamma

• 
• alpha

• 
• beta

• 

Tags

alpha

beta

gamma

nuclear decay

Organize these options into the right categories

Groups:

(a) alpha decay

,

(b) beta decay

,

(c) gamma radiation

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

• mass number & atomic number stay the same

• 
• 
• fast moving electron

• mass number decreases by 4

• Helium nucleus

• 
• 
• atomic number decreases by 2

• mass of 0 and -1 charge

• stopped by aluminum foil

• 
• 
• very weak - stopped by a piece of paper

• very strong - stopped by a thick piece of lead

• mass of 4 and +2 charge

• 0 mass and 0 charge

Tags

alpha

beta

gamma

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

Th

U

235

239

90

94

Pu

231

92

Tags

alpha decay

Label the decay equation with the correct numbers and symbol:

f

g

h

U

Ra

Th

230

90

238

88

92

234

Tags

alpha decay

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

f

g

h

28

27

Fe

60

64

Ni

56

Co

26

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

238

90

92

Pa

U

234

230

Th

91

Tags

beta decay