Nuclear Decay

What type of decay is shown here

²³⁸₉₂U ---> ²³⁴₉₀Th + ⁴₂He.

• alpha

• beta -

• beta +

Tags

NGSS.HS-PS1-8

What type of nuclear decay is shown here

¹³⁷₅₆Ba →→ ¹³⁷₅₆Ba + γ rays

• alpha

• positron

• gamma

Tags

NGSS.HS-PS1-8

Finish this equation

²⁰⁹₈₃Bi--> _{_______ +} ²⁰⁵₈₁Tl

• ⁴₂He

• ⁰_-1e

• y

Tags

NGSS.HS-PS1-8

Identify the type of nuclear decay shown here

²¹⁴₈₃Bi → ⁰_-1e + ²¹⁴₈₄Po

• alpha

• beta -

• beta +

Tags

NGSS.HS-PS1-8

finish the equation

²²⁶₈₈Ra --> ____ + ²²⁶₈₈Ra

• ⁴₂He

• ⁰_-1e

• y

Tags

NGSS.HS-PS1-8

finish the equation

¹⁸¹₇₃Ta --> ____ + ¹⁸¹₇₄W

• ⁴₂He

• ⁰_-1e

• y

Tags

NGSS.HS-PS1-8

The process of nuclear change in an atom of radioactive material is called... 

• nuclear decay
• nuclear mass
• isotopes
• radon

Tags

NGSS.HS-PS1-8

During beta decay, a nucleus .... 

• gives up two protons and two neutrons.
•   maintains the same number of protons and neutrons.
•   loses a proton and gains a neutron.
• gains a proton and loses a neutron. 

Tags

NGSS.HS-PS1-8

When a nucleus undergoes nuclear decay by gamma rays, the atomic number of the element....

• remains the same
•   decreases by one.
• increases by one.
• increases by two.

Tags

NGSS.HS-PS1-8

The type of radioactive particle that can be stopped by a sheet of paper is the ____.

• alpha particle
• beta particle
• gamma ray
• uranium