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

• alpha

• 
• beta

• 
• gamma

• 

Tags

alpha

gamma

beta

nuclear decay

Organize these options into the right categories

Groups:

(a) alpha decay

,

(b) beta decay

,

(c) gamma radiation

• 
• 
• 
• 
• fast moving electron

• atomic number decreases by 2

• 0 mass and 0 charge

• mass of 4 and +2 charge

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

• Helium nucleus

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

• mass number & atomic number stay the same

• mass number decreases by 4

• very strong - stopped by a thick piece of lead

• stopped by aluminum foil

• mass of 0 and -1 charge

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

Th

92

235

U

Pu

239

231

90

94

Tags

alpha decay

Label the decay equation with the correct numbers and symbol:

f

g

h

92

88

238

Th

230

Ra

U

90

234

Tags

alpha decay

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

f

g

h

26

56

28

27

60

Fe

64

Ni

Co

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

U

Pa

234

92

Th

91

90

230

238

Tags

beta decay