This quiz assesses foundational knowledge in chemistry, covering key concepts like matter, elements, compounds, mixtures, and atoms. It's designed to test understanding of chemical interactions, essential for learners beginning to explore the scientific study of chemistry.
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A well-tested idea that explains and connects a wide range of observations.
The smallest particle of an element is called an
Two or more substances that are mixed together but not chemically combined.
A substance made of two or more elements chemically combined in a specific ratio, or proportion.
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The smallest particle of an element is called an
The central core of the atom, containing protons and usually neutrons.
Anything that has mass and occupies space
Negatively charged particles that move around outside the nucleus of an atom.
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The smallest particle of an element is called an
Two or more substances that are mixed together but not chemically combined.
Anything that has mass and occupies space
Negatively charged particles that move around outside the nucleus of an atom.
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A region of an atom in which electrons of the same energy are likely to be found.
The central core of the atom, containing protons and usually neutrons.
Small, positively charged particles that are found in the nucleus of an atom.
Negatively charged particles that move around outside the nucleus of an atom.
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The smallest particle of an element is called an
Negatively charged particles that move around outside the nucleus of an atom.
Small, positively charged particles that are found in the nucleus of an atom.
The central core of the atom, containing protons and usually neutrons.
A region of an atom in which electrons of the same energy are likely to be found.
Negatively charged particles that move around outside the nucleus of an atom.
Small, positively charged particles that are found in the nucleus of an atom.
Small, uncharged particles that are found in the nucleus of an atom.
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