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Questions and Answers
What is the basic unit of an element that takes part in a chemical reaction?
What is the basic unit of an element that takes part in a chemical reaction?
- Ion
- Molecule
- Atom (correct)
- Compound
What is the total number of electrons present in the outermost shell of an atom of chlorine?
What is the total number of electrons present in the outermost shell of an atom of chlorine?
- 17
- 7 (correct)
- 8
- 2
What type of bond is formed when atoms share electrons?
What type of bond is formed when atoms share electrons?
- Ionic bond
- Hydrogen bond
- Covalent bond (correct)
- Metallic bond
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