Nuclear Chemistry Quiz (Week 6 Assignment)

Which sequence of radiation is arranged in order of increasing ability to penetrate matter?

• gamma, beta, alpha

• alpha, beta, gamma

• only gamma can penetrate matter

• alpha, gamma, beta

Which type of radiation has a -1 charge?

• alpha

• beta

• gamma

• delta

Which form of radiation has no charge or mass, just energy?

• alpha

• beta

• gamma

• delta

Which form of radiation consists of 2 protons and 2 neutrons.

• alpha

• beta

• gamma

• delta

Balance the following nuclear equation:

¹⁴₆C --> ⁰_-1β + _?_

• ¹⁴₅B

• ¹⁴₇N

• ¹⁴₆C

• ⁴₂He

In the symbol ¹⁶₇N what do the numbers represent?

• 7 is the mass number and 16 is the atomic number.

• 16 is the number of protons and 7 is the number of neutrons

• 16 is the number of neutrons and 7 is the number of protons

• 7 is the atomic number and 16 is the mass.

Complete the nuclear equation and determine the type of radiation that is occurring in the reaction.

• alpha

• beta

• gamma

• delta

Alpha particles have a ________ charge.

• -1

• 0

• +1

• +2

What does it mean when an element is radioactive?

• an atom of that element emits radiation

• the nuclei changes to become stable

• the nuclei is unstable because of a p⁺ and n^o imbalance

• all of the above

Which isotope will balance the following nuclear equation?

⁹₄Be + ¹₁H → _____ + ⁴₂He

• ¹⁰₅ B

• ⁶₃ Li

• ¹⁰₅ Ne

• ⁶₃ C