Second Nine Weeks Review

• It is an electron, and it has a positive charge.

• It is an electron, and it has a negative charge.

• It is a proton, and it has a negative charge.

• It is a proton, and it has a positive charge.

What is the atomic number of an element that has nine protons and ten neutrons?

• 19

• 9

• 10

• 1

All of the atoms of Iodine have the same

• mass number

• atomic number

• number of neutrons

• number of nucleons

760 L ___________ 7.6 kL

• greater than

• less than

• equal to

• not enough information

How many neutrons does the isotope of lithium have?

• 8
• 3
• 4
• 5

Tags

NGSS.MS-PS1-1

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

Tags

NGSS.HS-PS1-8

How many neutrons in C-14?

• 6
• 7
• 14
• 8

Tags

NGSS.HS-PS1-8

In what part of an atom can protons be found?

• inside the electron
• inside the neutron
• inside the atomic nucleus
• inside the electron shells

Tags

NGSS.MS-PS1-1

What do carbon-12 and carbon-14 have in common?

• they have same number of protons
• they have the same number of neutrons
• they have the same atomic mass
• they have the same atomic weight

Tags

NGSS.HS-PS1-8

what is the name for the following?   mL

• megaliter
• megalift
• Meterliter
• milliliter

Tags

CCSS.4.MD.A.1