Unit 2 Nuclear Chemistry Review

What process that we discussed occurs in the sun?

• alpha decay

• fission

• beta decay

• fusion

What is one problem with studying nuclear fusion in the lab?

• it is too expensive

• materials are too big to fit in a lab

• clean energy production

• necessary pressure & temperatures can't be easily maintained

Which of the following describes fission?

• breaking apart large atoms into small ones and releasing energy

• transferring electrons from one atom to another

• combining smaller atoms into larger ones and releasing energy

• atoms spontaneously giving off particles

The isotope Carbon-14 (C-14) has _____ protons.

• 6

• 12

• 14

• 7

The isotope Platinum-175 (Pt-175) has a mass number of _____

• 192
• 175
• 46
• 78

The isotope that has 19 protons and 21 neutrons is _____.

• Potassium-40 (K-40)

• Potassium-19 (K-19)

• Zirconium-40 (Zr-40)

• Zirconium-19 (Zr-41)

Fill in the blank for the missing part of the decay equation. What type of decay is this?

• e

• He

• alpha

• beta

Fill in the blank for the missing part of the decay equation. What type of decay is this?

• U-238

• U-240

• alpha

• beta

Fill in the blank for the missing part of the decay equation. What type of decay is this?

• Pb-204

• Pb-200

• alpha

• beta

What type of nuclear reaction is used currently to produce electric power?

• electricity

• fission

• fusion