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

• alpha

• 
• gamma

• 
• 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 & atomic number stay the same

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

• mass number decreases by 4

• very weak - stopped by a piece of paper

• 
• atomic number decreases by 2

• stopped by aluminum foil

• 
• very strong - stopped by a thick piece of lead

• mass of 0 and -1 charge

• fast moving electron

• 
• Helium nucleus

• 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

235

92

Pu

239

90

U

94

231

Tags

alpha decay

Label the decay equation with the correct numbers and symbol:

f

g

h

230

U

92

234

Ra

Th

238

88

90

Tags

alpha decay

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

f

g

h

64

56

Co

60

Fe

26

Ni

27

28

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

230

234

U

92

Th

238

91

90

Pa

Tags

beta decay