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Unformatted text preview: omic number indicates:
A. 13. The number of neutrons in the C. The number of protons and electrons in a
B. The number of atoms in one
D. The number of neutrons and protons in the
(1) gram of the element.
What is the formula for manganese(IV) oxide?
A. C. Mn2O B.
Mn4O D. MnO4 What is the symbol for the cation that has a mass number 106 and 60 neutrons? The
cation derived from the isotope has 44 electrons.
A. C. Pd2+ B.
Sm2+ D. Ru2+ Which pair of elements below is most similar in chemical properties?
A. C. fluorine and iodine B.
16. carbon and nitrogen
germanium and phosphorus D. arsenic and radon Which of the following is a molecular compound?
A. C. NaN3 B.
CuCN D. MgCl2 What is the mass, in grams, of o...
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- Spring '06