Elements in the same vertical group of the periodic table have same_______________?
A. Number of valence electrons
B. Atomic number
C. Atomic mass
D. Atomic volume
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A. Number of valence electrons
B. Atomic number
C. Atomic mass
D. Atomic volume
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A. Refractometric method
B. Dilatometric method
C. Optical activity method
D. Half life method
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A. yl
B. ase
C. one
D. al
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A. Non proteineous
B. Proteineous
C. sugars
D. lipids
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A. Products
B. Chemical equilibrium
C. Reactants
D. both A & B
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A. Specificity
B. Special structure
C. Its own Ea
D. all of above
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A. H+
B. H-
C. Cl-
D. All are stable
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a. Group II-A
B. Group IV-A
C. Group VII-A
D. Group VI-A
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a. Alkali metal
B. Alkaline earth metal
C. Elements from Li to Ne
D. Halogens
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a. The nature of its oxides
B. The charge on its ions
C. The formula of its oxide
D. Its number of isotopes
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