Chemistry - All Questions

Write the nuclear equation for alpha emission of radium-226.

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Tags

NGSS.HS-PS1-8

What is the product of a gamma emission from iodine-131?

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Tags

NGSS.HS-PS1-8

Balance the shown nuclear equation for alpha emission.

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Tags

NGSS.HS-PS1-8

What is the composition of alpha particles?

• Electrons

• Protons and neutrons

• Two protons and two neutrons

• Neutrons

Which type of radiation is highly penetrating and requires dense materials like lead to block it?

• Alpha particles

• Beta particles

• Gamma rays

• Neutrons

What is the charge of beta particles?

• positive

• negative

• neutral

• variable

Which radiation type can be stopped by a sheet of paper or human skin?

• gamma rays

• beta particles

• alpha particles

• neutrons

What is the primary characteristic of nuclear fission reactions?

• Heavy nucleus splits into larger nuclei

• Heavy nucleus splits into smaller nuclei

• Two light nuclei combine to form a heavier nucleus

• No change in the nucleus

Tags

NGSS.HS-PS1-8

What is the result of alpha decay from radium-226?

• Radon-220

• Radon-222

• Radium-224

• Radium-226

Tags

NGSS.HS-PS1-8

Which radiation type is highly penetrating energy?

• Alpha particles

• Beta particles

• Gamma rays

• Neutrons