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Questions and Answers
What is the outermost shell that determines atom properties called?
What is the outermost shell that determines atom properties called?
- Nucleus shell
- Electron shell
- Valence shell (correct)
- Energy shell
What is an ion defined as?
What is an ion defined as?
- Atoms with an equal number of protons and electrons
- Atoms with an unbalanced number of protons and neutrons
- Atoms or groups of atoms with a positive or negative charge (correct)
- Atoms with filled electron shells
How many electrons does helium have in its outermost shell?
How many electrons does helium have in its outermost shell?
- 2 (correct)
- 1
- 8
- 4
What makes an atom unstable?
What makes an atom unstable?
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What are isotopes?
What are isotopes?
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Which type of bond involves the transfer of electrons between atoms?
Which type of bond involves the transfer of electrons between atoms?
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What type of reaction involves the breakdown of large molecules into smaller ones?
What type of reaction involves the breakdown of large molecules into smaller ones?
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Which element is involved in forming hydrogen bonds with other atoms?
Which element is involved in forming hydrogen bonds with other atoms?
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In which type of reaction do 2 components bond to make a larger molecule?
In which type of reaction do 2 components bond to make a larger molecule?
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What type of bond involves the sharing of electrons between atoms?
What type of bond involves the sharing of electrons between atoms?
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