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Questions and Answers
What is the term for the heat required to change a liquid to a gas?
What is the term for the heat required to change a liquid to a gas?
- Sublimation
- Fusion
- Condensation
- Vaporization (correct)
What does it mean when an atom has 5 free electrons?
What does it mean when an atom has 5 free electrons?
- Trivalent
- Tetravalent
- Pentavalent (correct)
- Divalent
What is the mass number of an element defined as?
What is the mass number of an element defined as?
- Total number of neutrons and protons (correct)
- Total number of protons
- Total number of electrons
- Total number of protons and electrons
What is the atomic number of an element?
What is the atomic number of an element?
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What do you obtain when you combine 2Hâ‚‚ and Oâ‚‚?
What do you obtain when you combine 2Hâ‚‚ and Oâ‚‚?
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What determines an element's identity?
What determines an element's identity?
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What does an isotope of an element have more of?
What does an isotope of an element have more of?
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Which component of an atom is found in the nucleus?
Which component of an atom is found in the nucleus?
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What happens to the volume of a liquid if pressure increases while temperature remains constant?
What happens to the volume of a liquid if pressure increases while temperature remains constant?
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What is atomic mass defined as?
What is atomic mass defined as?
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