Radioactive Decay & Isotopes

What type of decay is shown here

²³⁸₉₂U ---> ²³⁴₉₀Th + ⁴₂He.

• alpha

• beta

• gamma

Tags

NGSS.HS-PS1-8

What type of nuclear decay is shown here

¹³⁷₅₆Ba →→ ¹³⁷₅₆Ba + γ rays

• alpha

• beta

• 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

• gamma

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 most penetrating type of radiation is the ____.  

• alpha particle
• gamma ray
• beta particle
• uranium

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

A helium nucleus with two protons and two neutrons is called a(n) ____.  

• alpha particle
• electroscope
• beta particle
• gamma ray

Tags

NGSS.HS-PS1-8

The three types of nuclear radiation in increasing order of penetrating power are ____.  

•   alpha, beta, gamma 
• X ray, beta, gamma
• alpha, gamma, beta 
• X ray, gamma, beta