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Nuclear Chemistry

Authored by Brittany Smith

Chemistry

9th Grade

NGSS covered

Used 103+ times

Nuclear Chemistry
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following BEST describes what occurs in a fusion reaction?

Two low mass nuclei are joined to form one nucleus and gives off energy.

A single nucleus divides into two or more nuclei and gives off energy.

Electrons are shared between the nuclei.

A chemical reaction occurs between the nuclei.

Tags

NGSS.HS-PS1-8

NGSS.HS-ESS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What resulted from the uncontrolled series of chain reactions that occurred at the Chernobyl plant?

oil spill

coal mine collapse

core meltdown

discovery of plutonium

Tags

NGSS.HS-PS1-8

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nuclear reactors convert heat energy into mechanical energy, used to generate electrical energy, by...

harnessing electromagnetic discharge.

turning a turbine with steam.

gathering solar radiation.

using an electron transfer system.

Tags

NGSS.HS-PS3-3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The high energy yields created by nuclear fission are due to...

binding nuclei.

hydrogen bonding.

secondary recovery.

chain reactions.

Tags

NGSS.HS-PS1-8

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many half-lives does it take a radioactive substance to decay until only one-eighth of the original substance remains?

two

three

six

eight

Tags

NGSS.HS-PS1-8

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The half-life for a 100-gram sample of radioactive element X is 5 days. How much of element X remains after 10 days have passed?

25g

50g

75g

100g

Tags

NGSS.HS-PS1-8

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where does the energy released in a nuclear decay reaction come from?

electrons

the binding energy of the nucleus

positrons

chemical bonds

Tags

NGSS.HS-PS1-8

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