1.) Which of the following acids below is a strongest acid?
A)HF B)HBr C)HI D)HCl
2.) Which of the following is a Lewis acid?
A)AlCl3 B)CH4 C)NH3 D)CHCl3 E)None of the above
3.) Which of the following below is stongest basae?
A)NO3- B)HBr C)HI D)HCl
1.) Which of the following acids below is a strongest acid? A)HF B)HBr C)HI D)HCl 2.)...
Which of the following molecules is nonpolar? a. H2 b. HF c. HCl d. HI e. HBr Which of the following molecules can participate in Hydrogen bonding? a. HF b. CO2 c. CH4 d. H2S Which of the following molecules is polar? a. H2O b. CO2 c. CH4 d. N2 e. None of the above In lab, temperature changes caused by ________________ of liquids will be related to the strength of intermolecular forces. a. Evaporation b. Mass c. Density d....
HBr HI HCl HF List the above hydrogen halides in order from strongest acid to weakest acid.
In each pair of acids below, which is the stronger acid? a) HBr or HI b) HI or H2Te c) HIO4 or HIO3 d) HBrO4 or HIO4
7. Which of the following are strong acids? 1. HI 2. HNO3 Which of the les 3. HF 4. HBr a) 3 & 4 b) 1, 2, 3, & 4 c) 1, 3, & 4 d) 2, 3, & 4 e) 1, 2, & 4
plwase explain the answer 13. Which of the following is a Lewis acid-base reaction? a. CH3Br + CH3Cl → CH3Cl + HBr b. •CH3 + HCl →CH3CI C. NaCl + AgNO3 → AgCl + NaNO3 d. Cl2 + PCl3 → PCOS e. None of them are Lewis acid-base reaction 12. Given the following information for the acids, HF (K = 6.76 x 10“), HNO, (K =4.6 x 10), and HCN (K = 4.79 x 10-19), arrange in the order of...
D. 5.0x106 1. If the Ka for HBrO is 2.0x10' what is the Kb of Bro A. 1.0x10-14 B. 2.0x109 C. 5.0x10-24 ture, puts the acids in the order of most acidic to 2. Choose the list which, based on structure, puts the acids in least acidic. A. HF > HCI > HBr > HI B. CC13-COOH > CCl2H-COOH > CCIH-COOH > CH3-COOH C. HCIO > HCIO > HCIO3 > HCIO4 D. B(OH)3 > NH3 > H2O > HF 3....
1. Rank these acids in order of strength (strongest to weakest): A. Benzoic Acid: HC7H5O2 B. Aniline (aminobenzene) hydrochloride, C6H5NH2 *HCl C. Propanoic acid, HC3H5O2 D. Methylamine hydrobromide, CH3NH2*HBr
Of the acids listed below which would be the strongest acid? a) H3AsO4 b) H2SeO4 c) H3PO4 d) H2TeO4 e) They are all equally strong I know the answer is H2SeO4 but I dont know why.
11. Which Brønsted-Lowry base has the strongest conjugate acid? A) CH.COM B) CN- C) F- D) NOZ E) CIO 12. Which Brønsted-Lowry acid has the strongest conjugate base? A) HBr B) HCIOC) HFD) HI E) HNO3 13. Calculate the H30+ concentration in an aqueous solution that contains 2.50 x 104 M in OH-. A) 4.00 x 10-'M B) 4.00 10-10M C) 4.00 10-11 M. D) 5.00 10-11 M E) None of these 14) What is the pH of a 0.020...
which ranking of acid strength below is incorrect? A. HBrO3<HClO3 B. H3PO4>HPO4^2- C. HCl<HBr D. HNO3<HNO2 E. H2S>PH3