Isotope Quiz

During a science class, Michael was asked which of the following isotopes is radioactive?

• Carbon-12

• Carbon-13

• Carbon-14

• None of the above

During a science class, Isla asked, "What is the half-life of Carbon-14?"

• 1,000 years

• 2,500 years

• 5,730 years

• 10,000 years

Tags

NGSS.HS-PS1-8

During a science experiment, Isla is asked to identify which isotope of hydrogen is found in heavy water (mass=2). Which one should she choose?

• Protium

• Deuterium

• Tritium

• None of the above

Sophia is studying organic molecules in her chemistry class. She learns that the most common isotope of carbon, found in molecules like glucose, has 6 neutrons. It is _______.

• Carbon-12

• Carbon-13

• Carbon-14

• Carbon-11

Michael is studying isotopes in his science class. He learns that Tritium is an isotope of hydrogen with ________ neutrons, making it radioactive.

• 1

• 2

• 3

• 4

During a chemistry class, Rohan observed that oxygen typically forms the ion ________ when it gains two electrons.

• O²⁻

• O²⁺

• O⁻

• O⁺

Ava and Daniel are discussing the isotopes of carbon. What are the three isotopes of carbon, and how do they differ in terms of their number of neutrons? (i.e. Carbon-12 has 6 neutrons)

• Carbon-12, Carbon-13, and Carbon-14; they differ by having 6, 7, and 8 neutrons respectively.

• Carbon-12, Carbon-13, and Carbon-15; they differ by having 6, 8, and 9 neutrons respectively.

• Carbon-11, Carbon-12, and Carbon-13; they differ by having 5, 7, and 7 neutrons respectively.

• Carbon-12, Carbon-14, and Carbon-16; they differ by having 6, 8, and 10 neutrons respectively9

During a science class, Scarlett and Benjamin were discussing isotopes. How does deuterium differ from protium?

• Deuterium has one neutron, while protium has none.

• Deuterium has two protons, while protium has one.

• Deuterium is a radioactive isotope, while protium is stable.

• Deuterium is heavier than protium due to an extra electron.

In a chemistry class, Emma is learning about isotopes. Which of the following isotopes of hydrogen is the heaviest?

• Protium

• Deuterium

• Tritium

• None of the above

During a science lesson, Liam is asked to identify the isotope of carbon used in radiocarbon dating. Which one is it?

• Carbon-12

• Carbon-13

• Carbon-14

• Carbon-15