Chemistry Review Semester 1

What subatomic particles would you find in the nucleus of an atom?

• Protons only
• Protons and Neutrons
• Neutrons and Electrons
• Protons and Electrons 

What subatomic particle is electrically neutral (no charge)?

• Proton
• Ion
• Neutron
• Electron

What is the mass of an atom if it has 11 protons, 12 neutrons, and 11 electrons?

• 22
• 11
• 34
• 23

How many neutron are in the atom "K"?

• 7
• 2
• 39
• 20

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

An atom's mass number equals the number of...

• protons plus the number of electrons
• protons plus the number of neutrons
• protons
• neutrons

What is an isotope? 

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

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

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

Different isotopes have...

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

What is the atomic mass of the pictured isotope?

• 17
• 35
• 18
• What a "clorious" isotope!