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Alpha and Beta Decay

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.

This particle is most dangerous when swallowed or breathed in.

a)

alpha

b)

beta

c)

gamma

d)

none of the above

2.

Solve the nuclear decay reaction:

a)
b)
c)
d)
3.

86Rn —› ____ + 42He

a)

22589Ac

b)

21187Fr

c)

21885At

d)

21884Po

4.

3215P—› ____ + 0-1e

a)

3216S

b)

3214Si

c)

1632S

d)

3417Cl

5.

Finish the following:

55Fe → β + _____

a)

55Co

b)

51Cr

c)

55Cr

d)

51Co

6.

Which choice is the correct alpha decay of uranium-238?

a)

A) 234U + 4He

b)

B) 238U + 4He

c)

C) 234Th + 4He

d)

D) 238Th + 4He

7.

Solve the nuclear decay reaction:

a)
b)
c)
d)
8.

How many protons does this isotope have?

a)

131

b)

53

c)

184

d)

78

9.

Solve this equation for alpha decay.
85209At = ___ + 24He

a)

83205Bi

b)

86209Rn

c)

81207Tl

d)

85208At

10.

If we start off with element 24X50 after an alpha decay we get another element Y that looks like

a)

22Y50

b)

22Y46

c)

20Y48

d)

26Y54

11.

22087Fr —› ____ + 42He

a)

22089Ac

b)

22490Th

c)

21685At

d)

21688Ra

12.

24094Pu —› ____ + 42He

a)

23692U

b)

24796Cm

c)

24493Np

d)

24295Am

13.

Which type of radiation is most likely to be stopped by a sheet of paper?

a)

Alpha radiation

b)

Beta radiation

c)

Gamma radiation

d)

Neutron radiation

14.

During beta decay, a neutron in the nucleus is converted into a proton and what other particle?

a)

Alpha particle

b)

Electron

c)

Gamma ray

d)

Neutrino

15.

What is the resulting element when polonium-210 undergoes alpha decay?

a)

Lead-206

b)

Bismuth-210

c)

Radon-222

d)

Thallium-206