Chem 103 QUESTIONS AND ANSWERS 100 VERIFIED A GUARANTEED

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Chem 103 QUESTIONS AND ANSWERS 100 VERIFIED A GUARANTEED

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Chem 103 QUESTIONS AND ANSWERS 100% VERIFIED A+ GUARANTEED Element Compound Mixture Substance What does A mean in an isotope? What does Z mean in an isotope? What does X mean in an isotope? ionic compound polyatomic ion Binary Compounds Acids Binary acid naming Oxyacid Oxyacid naming rules (Anions) Oxyacid naming rules (acids) Oxidation state Oxidation State Rules Refraction Diffraction quanta blackbody radiation photoelectric effect atomic spectra Work function Bohr model of the atom What does Z represent? What is h? What is n? ground state first excited state

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Chem 103 QUESTIONS AND ANSWERS 100%
VERIFIED A+ GUARANTEED

1). Element

 Ans: A pure substance made of only one kind of atom

2). Compound

 Ans: Substance formed from many atoms bonded together

3). Mixture

 Ans: A combination of two or more substances that are not chemically combined

4). Substance

 Ans: matter with a composition that is always the same

5). What does a mean in an isotope?

 Ans: Number of Protons and Neutrons

6). What does z mean in an isotope?

 Ans: Number of Protons

7). What does x mean in an isotope?

 Ans: Symbol for the element

8). Ionic compound

 Ans: Cation + Anion / Metal + nonMetal

9). Polyatomic ion

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,  Ans: an ion made of two or more atoms joined by covalent bonds

10). Binary compounds

 Ans: Compounds composed of nonmetal + nonmetal

11). Acids

 Ans: compounds that form hydrogen ions when dissolved in water (FORMULA
CONTAINS AT LEAST ONE H+ ION)

12). Binary acid naming

 Ans: hydro___ic acid

13). Oxyacid

 Ans: contains hydrogen, oxygen, and a third nonmetal element

14). Oxyacid naming rules (anions)

 Ans: Anion:
1. hypo__ite
2. ___ite
3. ___ate
4. per___ate

15). Oxyacid naming rules (acids)

 Ans: Acid:
1. hypo___ous acid
2. ___ous acid
3. ___ic acid
4. per___ic acid

16). Oxidation state

 Ans: Number of electrons an atom uses to form bonds

17). Oxidation state rules

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