chem
17. Which 2 of the following are incorrectly named? B. H2So4 hydrosulfuric acid C. HCIO hypochlorus acid E. H2AsO4 Arsenous acid
B. H2So4 hydrosulfuric acid E. H2AsO4 Arsenous acid
7. Which reaction below shows the correct products for metal reacting to an acid? A. Zn (s) + H2so4 (aq) -> ZnO (s) + 202 (g) + H2 (g) B. Mg (s) + 2HCI (aq) -> MGcl (aq) + H2 (g)
B. Mg (s) + 2HCI (aq) -> MGcl (aq) + H2 (g)
23. Which 2 substances are best classified as covalent compounds? A. NH3 (aq) D. HI (aq) C. RbF (s) B. SICL4
B. SICL4 C. RbF (s)
11. Which 2 of the following statements is false? B. Strong acids produce strong conjugate bases C. H2Co3 HF and CH3COOH are categorized as very strong acids D. When acids and bases react the products are salt n water
B. Strong acids produce strong conjugate bases C. H2Co3 HF and CH3COOH are categorized as very strong acids
13 A. Which is false? A. The lewis definition of acids is the most broad and general definition C. The acid hydrogen in acetic acid is attached to carbon
C. The acid hydrogen in acetic acid is attached to carbon
16. Which of the following 2 statements is false regarding the lewis structure below? B. The conjugate base of the lewis structure above is CIO4 C. The lewis structure above is polyatomic D. HCIO is a stronger acid thanHCIO4-
C. The lewis structure above is polyatomic D. HCIO is a stronger acid than HCIO4-
9. Which molecule below is the strongest acid? C. CIPCI D. HOSOH
D. HOSOH
5. Which of the following statements is false regarding the equation below? HBr (aq) + NaOH (aq) ↹ NaBr + H2O C.HBr is an acid in the reaction above D.H2O is a conjugate base in the reaction above
D.H2O is a conjugate base in the reaction above
3. Which of the following statements is incorrect? C. Amphoteric substances are substances that can act like an acid or a base AB. Electrolytes are defined to be substances that can kick off more than one hydrogen ion
AB. Electrolytes are defined to be substances that can kick off more than one hydrogen ion
21. Which 2 substances are best classified as bases? A. NH3 (aq) D. HI (aq) C. RbF (s) B. SICL4
A. NH3 (aq) B. SICL4
15. Which of the following from the groups is false Group 1: A.CL2 B. Sf6 Group 2: B. NO2 C. H2C2O4 Group 3: D. H2PO3 E. HSCN
A.CL2 C. H2C2O4 D. H2PO3
1. Which 2 of the following correctly shows a conjugate acid base pair? A.H3AsO3 n H2AsO3 B.H3O+ n H20 C.H2SO4 n SO4 2- D.HCIO3 CLO2
A.H3AsO3 n H2AsO3 B.H3O+ n H20
8. Which one of the following is are the correct products for the reaction below 2HCI (aq) + K2CO3 (aq) -> A. 2KCI (aq) + H2O + Co2 B. 2KCI (aq) + H2Co3 (aq)
A. 2KCI (aq) + H2O + Co2
19. Which 2 of the following statements is false A. Bases are found in citrus fruits, vinegar and soda B. Bases will neutralize acids producing salt and water D. The conjugate acid of a strong base is a strong acid
A. Bases are found in citrus fruits, vinegar and soda D. The conjugate acid of a strong base is a strong acid
20. Which 2 of the substances above are best classified as acids? A. NH3 (aq) D. HI (aq) C. RbF (s) B. SICL4
A. NH3 (aq) D. HI (aq)
18. Which 2 of the following statements is false regarding the general property of acids A. Acids will react with active metals to product salr and water B. Acid turns blue litmus paper and methyl orange indicator to red C. Acids are substances with lone pairs of electrons to attract the hydrogen ions
C. Acids are substances with lone pairs of electrons to attract the hydrogen ions A. Acids will react with active metals to product salr and water
6. Which of the following is false regarding the reaction below? C. Bh3 is a bronsted-lowry acid D. In the reaction above H- is not a Arrhenius base
C. Bh3 is a bronsted-lowry acid
25. Which 1 of the compounds could not be classified as Bronsted-Lowry base B. NH3 C. CH4
C. CH4
13. B. Which is false? C. HCI is monoprotic, H2s2O3 is diprotic and H3AsO4 is triprotic E. All Bronsted-Lowry bases are also Arrhenius bases
C. HCI is monoprotic, H2s2O3 is diprotic and H3AsO4 is triprotic E. All Bronsted-Lowry bases are also Arrhenius bases
2. Which of the following is not in the correct order from strongest to weakes acids? B. HI HBr HCI HF C. HnO2 HnO3
C. HnO2 HnO3
22. Which 2 compounds are best classified as ionic compounds? A. NH3 (aq) D. HI (aq) C. RbF (s) B. SICL4
C. RbF D. HI (aq)
10. Which of the following is not correctly classified? D. Covalent or molecular compound E. Acid
E. Acid
24. Which 1 of the following would be classified as a Arrhenius base? D. CIO4- E. Ba(OH)2
E. Ba(OH)2
4. Which of the following is false regarding the equation below? H2C2O4 (aq) ↹ H3O+ (aq) HC204 (aq) D. The reaction above illustrates how water can taste like a base E.From the reaction above it is evident that H2CO4 is a strong acid that dissociates 100%
E.From the reaction above it is evident that H2CO4 is a strong acid that dissociates 100%
12. Which of the following statements is false regarding the reaction below? D. The double arrow indicates that the reaction is an equilibrium reaction as the products can react again reforming the reactants on an ongoing continuous process E.NH4+ is categorized as a weak conjugate acid therefore NH3 must be a weak base
E.NH4+ is categorized as a weak conjugate acid therefore NH3 must be a weak base
