10 Questions
What are atoms composed of?
Atoms are composed of extremely small particles called atoms.
What is the characteristic of all atoms of the same element?
All atoms of a given element are identical to one another in mass and other properties.
How are chemical compounds formed?
Chemical compounds consist of atoms combined in specific ratios.
What do chemical reactions change?
Chemical reactions change only the way atoms are combined in compounds.
How do we determine the identity of an atom?
The identity of an atom is determined by its atomic number, which is the number of protons in its nucleus.
Each element is composed of extremely small particles called ______.
atoms
All atoms of a given element are identical to one another in mass and other properties, but the atoms of one element are different from the atoms of all other ______.
elements
Chemical compounds consist of atoms combined in specific ______.
ratios
Chemical reactions change only the way atoms are combined in ______.
compounds
Atomic Number: the number of ______ in the nucleus of an atom.
protons
Test your knowledge of basic atomic theory and chemical reactions with this quiz. Explore concepts such as atom composition, element properties, compound formation, and the changes that occur during chemical reactions.
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