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Questions and Answers
What is the atomic number of an element based on?
What is the atomic number of an element based on?
- The number of neutrons in its nucleus
- The number of protons in its nucleus (correct)
- The total number of subatomic particles in its nucleus
- The number of electrons in its nucleus
What are the components of a homogeneous mixture?
What are the components of a homogeneous mixture?
- Different phases
- Chemically bonded substances
- Uniform composition (correct)
- Multiple types of atoms
What defines an element?
What defines an element?
- Made of two or more different elements
- Contains protons and neutrons
- Consists of only one type of atom (correct)
- Physically mixed but not chemically bonded
What are the properties of metals?
What are the properties of metals?
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What are compounds made of?
What are compounds made of?
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