Podcast
Questions and Answers
Which of the following is a biomolecule mentioned in the text?
Which of the following is a biomolecule mentioned in the text?
- Carbon (correct)
- Nucleus
- Protons
- Electrons
What is the atomic number of carbon?
What is the atomic number of carbon?
- 2
- 18
- 6 (correct)
- 8
How many covalent bonds can carbon make?
How many covalent bonds can carbon make?
- 4 (correct)
- 3
- 2
- 1
How many electrons can the first shell of an atom hold?
How many electrons can the first shell of an atom hold?
How many electrons can the second shell of an atom hold?
How many electrons can the second shell of an atom hold?
Which of the following is NOT mentioned as a biomolecule in the text?
Which of the following is NOT mentioned as a biomolecule in the text?
How many protons are there in the nucleus of a carbon atom?
How many protons are there in the nucleus of a carbon atom?
How many electrons can the third shell of an atom hold?
How many electrons can the third shell of an atom hold?
How many covalent bonds can hydrogen make?
How many covalent bonds can hydrogen make?
Which atom is mentioned to have 4 covalent bonds in the text?
Which atom is mentioned to have 4 covalent bonds in the text?
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Study Notes
Biomolecules
- Biomolecules include proteins, nucleic acids, carbohydrates, and lipids.
- Biomolecules are essential for various biological functions and processes.
Atomic Number and Protons
- Carbon has an atomic number of 6.
- There are 6 protons in the nucleus of a carbon atom.
Covalent Bonds
- Carbon can make 4 covalent bonds, allowing for diverse molecular structures.
- Hydrogen can make 1 covalent bond.
Electrons in Atomic Shells
- The first shell of an atom can hold up to 2 electrons.
- The second shell can hold up to 8 electrons.
- The third shell can hold up to 18 electrons, though it is typically considered full with 8 in many contexts.
Additional Information
- The question about which molecules are NOT mentioned as biomolecules highlights the diversity of organic compounds outside traditional biomolecules.
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