CHEMICAL PRINCIPLES CHAPTER 2 UPDATED
ACTUAL QUESTIONS AND CORRECT
ANSWERS
◉ Atoms interact to form ____.
Answer: molecules
◉ ______ is the study of interactions between atoms & molecues.
Answer: chemistry
◉ Hierarchy of cell structure.
Answer: I. ATOM (Elements)
II. MOLECULE
III. MACROMOLECULE (building blocks)
IV. ORGANELLE
V. CELL
◉ Atoms are composed of.
Answer: electrons, protons, neutrons
◉ Electrons:.
, Answer: negative charged (small)
◉ Protons: have mass.
Answer: positive charged (larger)
◉ Neutrons:.
Answer: neutral charge (larger)
*give weight to atom
◉ The number of _____ tells you the atom.
Answer: protons
◉ _____ and _____ make up the nucleus.
Answer: protons and neutrons
◉ _____ move around the nucleus.
Answer: electrons
◉ Atoms with the same number of _____ are classified as the same
chemical element.
Answer: protons
ACTUAL QUESTIONS AND CORRECT
ANSWERS
◉ Atoms interact to form ____.
Answer: molecules
◉ ______ is the study of interactions between atoms & molecues.
Answer: chemistry
◉ Hierarchy of cell structure.
Answer: I. ATOM (Elements)
II. MOLECULE
III. MACROMOLECULE (building blocks)
IV. ORGANELLE
V. CELL
◉ Atoms are composed of.
Answer: electrons, protons, neutrons
◉ Electrons:.
, Answer: negative charged (small)
◉ Protons: have mass.
Answer: positive charged (larger)
◉ Neutrons:.
Answer: neutral charge (larger)
*give weight to atom
◉ The number of _____ tells you the atom.
Answer: protons
◉ _____ and _____ make up the nucleus.
Answer: protons and neutrons
◉ _____ move around the nucleus.
Answer: electrons
◉ Atoms with the same number of _____ are classified as the same
chemical element.
Answer: protons