Which of the following historical figures came up with the idea of the periodic table?
A) Demitri Medeleev
B) Niels Bohr
C) Louis Pateur
D) Robert Koch
E) None of these
Correct Answer:
Verified
Q8: Q10: Which components of an atom have negative Q11: All atoms of an element have the Q11: The atomic mass (mass number) of an Q12: The collection of elements that make up Q13: Toxic elements such as mercury and arsenic Q16: Which is NOT an element? Q18: Which is the smallest unit of an Q19: Atoms of isotopes Q19: The subatomic particle(s) with a negative charge
A) water
B) oxygen
C)
A)are electrically unbalanced.
B)behave the same
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