Isotopes

Multiple Choice

What is an isotope? 

• A charged atom
• An atom with different amounts of neutrons
• An atom with different amounts of protons
• A neutral atom

Multiple Choice

Isotopes of an element have a different number of...

• Protons

• Neutrons

• Electrons

• Mass

Multiple Choice

How many neutrons in C-14?

• 6
• 7
• 14
• 8

Multiple Choice

Atoms of an element that have the same number of protons but different numbers of neutrons are called isotopes.

• True

• False

Multiple Choice

How many neutrons does the isotope of lithium have?

• 8
• 3
• 4
• 5

Multiple Choice

How many protons does this isotope of titanium have?

• 48
• 22
• 26
• 70

Multiple Choice

^{The photo above shows the isotopic notation for which isotope?}

• Carbon 12
• Carbon 13
• Carbon 14
• Carbon 15

Multiple Choice

Which pairs would be the isotopes?

• Element 1 and Element 2

• Element 1 and Element 3

• Element 2 and Element 3

• Element 3 and Element 4

Multiple Choice

In a correctly written symbol what would be located in the "A" position?

• number of neutrons
• atomic number
• number of electrons 
• mass number

Multiple Choice

Atoms of an element that have the same number of protons but different numbers of neutrons are called isotopes.

• True

• False

Multiple Choice

What is the name of the pictured isotope?

• Copper-29
• Copper-63
• Copper-34
• CopperWopperHopperBopper

Multiple Choice

₆C¹⁴ is used to determine the age of the Earth, rocks, minerals and trees.

• True

• False

Multiple Choice

Radiocarbon dating is useful for dating organic material.

• True

• False

Multiple Choice

One commonly used isotope for radioactive dating is hydrogen.

• True

• False

Multiple Choice

Isotopes such as ₁₅P³¹, ₂₇Co⁶⁰, ₅₃I¹²³ and ₅₃I¹³¹ are used in the field of medicine in locating brain tumour and treatment of cancer.

• True

• False

Multiple Choice

One element used by all living things to build tissue is carbon.

• True

• False

Multiple Choice

Radioactive dating uses an isotope of radon.

• True

• False

Multiple Choice

₁₅P³² and ₇N¹⁵ are used in agriculture to study plant nutrition, plant diseases, uptake of fertilizer, and photosynthesis.

• True

• False