Which of the following elements is found in all organic molecules?
A) nitrogen
B) oxygen
C) iron
D) carbon
E) copper
Correct Answer:
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Q2: A(n) _ contains atoms with the same
Q3: The bond between sodium and chlorine is
Q4: How many electrons do most atoms need
Q5: Which statement is true regarding atomic structure
Q6: An oxygen atom can have 8, 9,
Q7: The atomic number of an atom is
Q8: Atoms that are of the same element
Q9: The uncharged subatomic particles are called
A) atoms.
B)
Q10: Combinations of atoms that contain two or
Q11: The mass number represents the number of
A)
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