What particle completes this reaction?

• alpha particle
• beta particle
• gamma particle
• neutron

Tags

NGSS.HS-PS1-8

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

• alpha
• beta
• gamma
• none

Tags

NGSS.HS-PS1-8

Solve this equation for alpha decay.
²⁰⁹₈₅At = ___ + ⁴₂He

• ²⁰⁵₈₃Bi
• ²⁰⁹₈₆Rn
• ²⁰⁷₈₁Tl
• ²⁰⁸₈₅At

Tags

NGSS.HS-PS1-7

NGSS.HS-PS1-8

Solve this equation for alpha decay.
²²⁶₈₈Ra = ___ + ⁴₂He

• ²²²₈₆Rn
• ²²⁶₈₉Ac
• ²²⁴₈₄Po
• ²²⁵₈₈Ra

Tags

NGSS.HS-PS1-8

Solve this equation for beta decay.
⁶⁰₂₇Co = ___ + ⁰_-1e

• ⁵⁶₂₅Mn
• ⁶⁰₂₈Ni
• ⁵⁸₂₃V
• ⁵⁹₂₇Co

Tags

NGSS.HS-PS1-8

This is the balanced equation for the decay of Rn-222.

• true

• false

Tags

NGSS.HS-PS1-8

What is the addition of protons and neutrons call?

• Mass number

• Atomic number

• Average mass

• nuclear number

Tags

NGSS.HS-PS1-8

Which one is NOT a name of a radioactive particle?

• Gamma

• Beta

• Sigma

• Neutron

Tags

NGSS.HS-PS1-8

Which of the following is NOT true about a proton?

• it has a relative mass of 1 amu

• it has a positive change

• it is located outside of the nucleus

• it is the same number as the atomic number

What are Isotopes?

• atoms of different elements with the same masses.

• atoms of different elements with different charges.

• atoms of the same element with different charges.

• atoms of the same element with different masses.