Atoms and Molecules Basics Quiz
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Questions and Answers

What are the basic particles that make up an atom?

  • Photons, Electrons, and Positrons
  • Neutrons, Photons, and Protons
  • Neutrons, Electrons, and Positrons
  • Neutrons, Protons, and Electrons (correct)

What is a molecule?

  • A combination of protons and neutrons
  • The smallest unit of matter that can be separated
  • A collection of two or more atoms securely bound together (correct)
  • A single atom with a positive or negative charge

What is the smallest constituent unit of matter that possesses the properties of a chemical element?

  • Proton
  • Electron
  • Atom (correct)
  • Molecule

What do molecules consist of?

<p>One or more atoms bound together by covalent (chemical) bonds (D)</p> Signup and view all the answers

What is the term used to refer to an element's capacity for combination?

<p>Valency (C)</p> Signup and view all the answers

Flashcards

Atom

The smallest unit of an element that retains the chemical properties of that element.

Neutron

A subatomic particle found in the nucleus of an atom, carrying no electrical charge.

Proton

A subatomic particle found in the nucleus of an atom, carrying a positive electrical charge.

Electron

A subatomic particle carrying a negative electrical charge, orbiting the nucleus of an atom.

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Molecule

Two or more atoms held together by chemical bonds, forming a distinct unit.

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Study Notes

Atomic Structure

  • Atoms are composed of three basic particles: protons, neutrons, and electrons.

Molecules

  • A molecule is a group of two or more atoms that are chemically bonded together.

Chemical Elements

  • The smallest constituent unit of matter that possesses the properties of a chemical element is an atom.

Molecular Composition

  • Molecules consist of two or more atoms that are chemically bonded together.

Element's Capacity for Combination

  • The term used to refer to an element's capacity for combination is valency.

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Description

Test your knowledge of atoms and molecules with this quiz. Learn about the basic components of atoms, their formation into ions and molecules, and their role as the building blocks of matter.

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