Module 5 Review

What is true about argon based only on the information found on the periodic table?

• 18 protons

• 40 protons

• 22 neutrons

• 21.9 neutrons

Find carbon on the periodic table. Based on its atomic mass which isotope of carbon is the most abundant?

• carbon 12

• carbon 13

• carbon 14

• carbon 15

What particles determines the identity of an atom?

• neutrons

• mass number

• protons

• electrons

What is it called when you have different versions of the same element, for example carbon 12 and carbon 14?

• duplicity

• isotoptes

• ions

• neutral atoms

When oxygen takes on a charge of negative 2, what is the change in atomic structure?

• it lost 2 protons

• it gained 2 protons

• it lost 2 electrons

• it gained 2 electrons

what is the charge of an atom with 11 protons and 10 electrons?

• 0

• +1

• -1

• +2

• -2

what is the name of an atom with 11 protons and 10 electrons and 12 neutrons?

• sodium

• neon

• scandium

• beryllium

• born

what particles affect the charge of an atom?

• protons

• neutrons

• electrons

what particles affect the mass of an atom?

• protons

• neutrons

• electrons

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• copper

• zinc

• nickel

• germanium