Nuclear chemistry worksheet | Chemistry homework help

  

Nuclear Chemistry Worksheet

222   4

1. 86Rn ———> ________ + 2He

234  4

2. ______ ———> 90Th + 2He

 

230   226

3. 90Th ———> 88Ra + ______

 

214  0

4. 82Pb ———> ______+ -1e

 

234   234

5. 92U ———> 93Np + _______

 

6. Write a balanced nuclear equation for the Beta decay of:

a. Nitrogen-16

b. Potassium-40

 

7. Write a balanced nuclear equation for the Alpha decay of:

a. Plutonium-244

b. Strontium-90

 

8. Write the balanced nuclear equations for the Beta, Alpha, and Gamma

decay of Radium-226.

 

9. How are the mass number and atomic number of the nucleus affected by

the loss of the following?

a. beta particle

b. alpha particle

c. gamma particle