The primary elements making up living organisms are:
A) Carbon, hydrogen, oxygen, calcium, iron, and iodine
B) Carbon, oxygen, iron, chlorine, sulfur, and phosphorous
C) Carbon, hydrogen, iron, sulfur, sodium, and calcium
D) Carbon, hydrogen, oxygen, sulfur, nitrogen, and phosphorous
E) Carbon, oxygen, sulfur, calcium, iron, and phosphorous
Correct Answer:
Verified
Q7: If an atom has a valence shell
Q8: The first energy shell of an atom
Q9: The atomic number of an atom or
Q10: In the example of ionic bond formation
Q11: In a covalent bond:
A)Atoms share electrons
B)Atoms of
Q13: If a covalent bond is polar:
A)Electrons are
Q14: Isotopes of the same element are different
Q15: In the example of ionic bond formation
Q16: An ionic bond is a bond in
Q17: A hydrogen bond:
A)Is a strong bond
B)Does not
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