Unit 2 Lesson 5: Nuclear Chemistry and Radiation

Unit 2 Lesson 5

Multiple Choice

Which element would have a PEN # of 

P= 17

E= 18

N=18

• Chlorine

• Argon

• Brom

• Kro

Multiple Choice

What would be the charge of an element with a PEN # of 

P= 17

E= 18

N=18

• +1

• -17

• -1

• +17

Multiple Choice

What would be the mass of an element with a PEN # of 

P= 17

E= 18

N=18

• 18

• 17

• 35

• 36

Multiple Choice

What is the PEN number of the following element

40

Zr

91

• P= 40

  E= 40

  N= 51

• P= 91

  E= 40

  N= 40

• P= 40

  E= 40

  N= 91

• P= 40

  E= 0

  N= 51

Multiple Select

Which of the following could be considered radiation?

• Cell phone sig

• Radio Waves

• Sunlight

• Heat Lamps

Multiple Choice

Which form of radiation is considered the more dangerous type?

• Ionizing

• Nonionizing