Sci 6 Module 2 Test Review

Carbon is an element. Which of the following best describes the smallest particle of Carbon that retains all the properties of Carbon?

• a molecule

• an atom

• a proton

• an electron

Which combination of letters could be used as a chemical symbol for an element?

• AR

• Cho

• Sy

• MgO

Which of the following best describes an isotope?

• Atoms of the same element with different numbers of protons.

• Atoms of different elements with the same number of neutrons.

• Atoms of the same element with different numbers of neutrons.

• Atoms of different elements with the same number of protons.

The term for the smallest particle of an element that has the properties of that element is 

• proton
• an atom
• a molecule
• an element

Which correctly describes Neon?

• Protons- 10
  Electrons- 10
  Neutrons- 10
  Mass- 20
• Protons- 20
  Electrons- 20
  Neutrons- 10
  Mass- 10

Tags

NGSS.MS-PS1-1

What is the term for a substance made of only one type of atom?

• Compound

• Mixture

• Element

• Molecule

Which of the following particles are found in the nucleus of an atom?

• Electrons and protons

• Protons and neutrons

• Neutrons and electrons

• Protons and molecules

What is the charge of an electron?

• Positive

• Negative

• Neutral

• Variable

Tags

NGSS.MS-PS2-3

What is the atomic number of Carbon? Hint- it's also the number of protons Carbon has.

• 6

• 12

• 14

• 8

Which gas makes up the majority of our atmosphere?

• Nitrogen

• Oxygen

• Hydrogen

• Helium