IGCSE Chemistry Quiz

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Questions and Answers

Which term refers to the basic building blocks of everything we see in the Universe?

  • Molecules
  • Protons
  • Atoms (correct)
  • Neutrons

What does the word 'atom' mean?

  • Divisible
  • Indivisible (correct)
  • Tiny
  • Neutral

What are combinations of atoms called?

  • Protons
  • Electrons
  • Molecules (correct)
  • Neutrons

Where are protons and neutrons located within an atom?

<p>In the middle of the atom (A)</p> Signup and view all the answers

What determines the size of an atom?

<p>The volume of the orbit (B)</p> Signup and view all the answers

Flashcards

Atoms

Basic building blocks of everything in the universe.

Atom meaning

Indivisible - once thought to be the smallest unit of matter.

Molecules

Combinations of atoms.

Protons/Neutrons location

Located in the atom's center (nucleus).

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Atom size

Determined by the electron's orbit size.

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Basic unit of matter

An atom is the most fundamental building block.

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Atomic Nucleus

The center of an atom containing protons and neutrons.

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Electron Orbit

The path of an electron around the nucleus.

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Building Blocks

Atoms are the basic components of all matter.

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Atomic Structure

The arrangement of protons, neutrons, and electrons in an atom.

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Study Notes

Which term refers to the basic building blocks of everything we see in the Universe? What does the word 'atom' mean? What are combinations of atoms called? Where are protons and neutrons located within an atom? What determines the size of an atom?

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