Nuclear Stability

The number 16 in carbon-16 is the _____________.

• mass

• mass number

• atomic numbrer

• number of protons

In nuclear chemistry, an atom is referred to as a ________.

• nucleus

• nuclide

• postiron

• nucleon

Tags

NGSS.HS-PS1-8

Identify X in this equation:

• electron

• positron

• alpha particle

• proton

• neutron

Tags

NGSS.HS-PS1-8

Identify Y in this equation:

• electron

• positron

• alpha particle

• proton

• neutron

Tags

NGSS.HS-PS1-8

Identify Z in this equation:

• electron

• positron

• alpha particle

• proton

• neutron

Tags

NGSS.HS-PS1-8

What is the n/p ration of Al-30?

• 1.3

• 1.2

• 1

• 1.5

Tags

NGSS.HS-PS1-8

The following nuclides may be stable except:

• Ba (Barium)

• Zn (Zinc)

• Au (Gold)

• Th (Thorium)

• Pb (Lead)

Tags

NGSS.HS-PS1-8

Which is more stable: O-15 or O-16?

• O-15

• O-16

Tags

NGSS.HS-PS1-8

Which is more stable: C-14 or C-13?

• C-13

• C-14

Tags

NGSS.HS-PS1-8

What kind of radioactive decay a nuclide will undergo is it is on the left of the band of stability as in the figure?

• too many neutrons: beta decay

• the nuclide is stable: will not emit radiation

• too many protons: positron emission

• atomic number greater than 83: alpha decay

Tags

NGSS.HS-PS1-8