BIOLOGY CHAPTER 3 CARDS

  1. A solution that has a higher concentration of hydrogen ions than hydroxide ions.
    Acid
  2. the smallest, indivisible building block of matter each atom is made up of a nucleus and a electron shell.
    atom
  3. the weight of an element determined by the addition of the protons and the neutrons.
    atomic mass
  4. a number assigned to every element that corresponds to the number of protons in the nucleus of the most common form of element
    atomic number
  5. a one or two letter abbreviation to identify an element
    atomic symbol
  6. a solution that has a higher concentration of hydroxide ions than hydrogen ions,
    base
  7. a commonly used model to describe how atoms look and interact with one another.
    bohr model
  8. electrons combining together from different atoms resulting in the formation of a molecule.
    chemical bond
  9. equal sharing of electrons between atoms involved in a chemical bond
    covalent bond
  10. the falling apart of dissolving of ions in a solution
    dissociate
  11. negatively charged subatomic particles that orbit the nucleus of the atom.
    electron
  12. the area outside of the nucleus where electrons are found orbiting the nucleus.
    electron shell
  13. a group of the same atoms bonded together
    element
  14. bonds that form between hydrogen and polar molecule in a solution containing polar chemical bonds
    hydrogen bond
  15. an atom that has a positive or a negative charge
    ion
  16. a chemical bond that forms due to the attraction of a positive ion to a negative ion.
    ionic bond
  17. different forms of the same element that differ only in the number of neutrons.
    isotope
  18. the law that no mass can be lost of destroyed in a chemical reaction.
    law of conservation of mass
  19. the quantity of matter an object has.
    mass
  20. anything that takes up space and has mass
    matter
  21. a group of two or more atoms bonded together
    molecule
  22. a neutrally charged subatomic particle located in the nucleus of an atom.
    neutron
  23. a covalent bond resulting in the electrons being equally shared by the atoms of the bond.
    non-polar bond
  24. the center part of the atom that contains protons and neutrons.
    nucleus
  25. the property of chemical bonding that results in eight electrons filling the outer shell
    octet rule
  26. the measurement of the acidity or basicity of a solution
    ph
  27. a covalent bond resulting in electrons being slightly more attracted to one atom of the bond that the other.
    polar bond
  28. the resulting molecules from a chemical reaction
    product
  29. a positively charged subatomic particle that is located in the nucleus of an atom
    proton
  30. element or atoms that take place in a chemical reaction or a bond.
    reactant
  31. the molecules of a solution that are in lower quantities
    solute
  32. a homogeneous combination of atoms in a liquid solid or gas
    solution
  33. the molecules of a solution that are in greater quantities
    solvent
  34. particle that are smaller than an atom
    subatomic particles
  35. What are the four classes of organic molecules?
    carbohydrates proteins lipids nucleic acids
  36. what are organic molecules?
    they are molecules that living organisms make
  37. what do all organic molecule have in common
    they all have hydrogen and carbon
  38. what do scientists think all organic molecules also have?
    oxygen
  39. are organic and inorganic molecules small or large?
    they are very large
  40. which is larger organic or nonorganic molecules?
    organic molecules
  41. what is an isomer?
    It is a molecular formula that has different forms in models, but the formula stays the same, such as a C14 H13 will be the same but in a different form.
  42. how common is isomerization in chemistry?
    Common
  43. what does the single line between a formula stand for?
    It stands for a single covalent bond.
  44. what does the double line between a formula?
    it is a double covalent bond.
  45. what is the three lines between a formula called
    a triple covalent bond
Author
ethanjenn
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334025
Card Set
BIOLOGY CHAPTER 3 CARDS
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