isotopes

What do these isotopes of carbon all have in common?

• neutrons & mass number
• atomic number and neutrons
• atomic number and electrons
• protons, atomic number, and mass number

How many neutrons does the isotope of lithium have?

• 8
• 3
• 4
• 5

Tags

NGSS.HS-PS1-8

What quantities vary between isotopes of an element?

• protons, electrons, and atomic mass
• protons, electrons, and atomic number
• neutrons and electrons
• neutrons and atomic mass

How many neutrons in C-14?

• 6
• 7
• 14
• 8

An atom is electrically neutral when

• protons and neutrons are the same
• protons and electrons are the same
• neutrons and electrons are the same
• neutrons balance the protons and electrons

Different isotopes have...

• different masses
• different atomic numbers
• different electrons
• different protons

How many neutrons does a Carbon 13 atom have?

• 6
• 5
• 7
• 8

Tags

NGSS.HS-PS1-8

12 protons and 13 neutrons

• Mg-12

• Mg-13

• Mg-25

• Mg-24.305

9 protons and 9 neutrons

• Fluorine-18

• Fluorine-9

• Fluorine-16

• Fluorine-18.998

Tags

NGSS.MS-PS1-1

76 protons and 114 neutrons

• Osmium-114

• Osmium-76

• Osmium-190

• Osmium-190.23

Tags

NGSS.HS-PS1-1