For the following:
i) HClO4 > HBrO4 >
HIO4
ii) NH3 > PH3 > AsH3 >
SbH3
iii) HOClO3 > HOClO2 > HOClO >
HOCl
iv) HBr>HCl>HF
The order of acidity is correct for which series?
Question 4 options:
) ii |
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) ii and iv |
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) i, iii, iv |
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) all of the above |
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) ii and iii |
For the following: i) HClO4 > HBrO4 > HIO4 ii) NH3 > PH3 > AsH3 >...
For the following: i) SbH3 > AsH3 > PH3 > NH3 ii) Cl3CCOOH < CICH2COOH < Cl2CHCOOH < CH3COOH iii) H2O > H2S > H2Se > H2Te iv) HIO4 < HBrO4 < HCIO4 The order of acidity is correct for which series? O i, iii Oiii, iv Oi, iv O ii, iii O i, ii, iv
Question 4 (1 point) For the following: iSbH3 AsH3 PH3 NH3 i) HCI> HBr > HI i) H20 H2S> H2Se > H2Te iv) HIO4 HBr04 < HCIO4 The order of acidity is correct for which series? O), i O)i, iv O) ili, iv O)i, i, iv
Rank the following acids in order of decreasing acidity. H2O NH3 H2C=CH2 II CH3CH3 III HCECH IV I V O V > I > IV > II > III O < V > I > III > II > IV III > IV > II > I > V O I > IV > V > II > III O IV > I>V > II > III
Which of the following compounds is least acidic? a. I b. II c. III d. IV e. V HBr HCI NH3 ?? IV
Arrange the indicated protons by acidity, most acidic first: H I II III IV IV>II> III >I OI>IV>III > II OIV >I> III > II I> IV > II > III What product is expected from the following reaction? но 1. LiAIH ether 2. H,00 Оно он он н Arrange the indicated protons by acidity, most acidic first: H I II III IV IV>II> III >I OI>IV>III > II OIV >I> III > II I> IV > II > III...
Which of the following are conjugate acid-base pairs? (i) H3O+/H2O (ii) NH4+/NH3 (iii) H2SO4/HSO4- (iv) H2PO4-/HPO43- Select one: a. (i)(ii) (iii) b. They all are c. (ii) and (iv) d. (i) (iv)
Consider the following drawings: HË: HR- HD Co Which of the following statements are true? 1. The electrons in each molecule tend to orient themselves around the most electronegative element. II. Each molecular drawing follows the localized electron model. III. Both HF and Co, are linear molecules and therefore polar. IV. The bond angles of NH3 are slightly less than 109.5° because the lone pair compresses the angles between the bonding pairs. I, III, IV I, II, IV I, II,...
Question 7 Predict the major organic product of the reaction sequence, i. NH3, H20 M ii. dilute Ha, cold O O OH NH2 NH2 HO HO HN I II III H N HN IV V CA. V B. III C. 11 DIV E. I Question 8 Which of the following would be the strongest acid? NO2 COH COH COH ON ON "NO2 I II III COH COH NO2 ON "NO2 IV V A. IV B. III C. I D. II...
7. Which of the following reactions would have a positive value f I. NH3(g) + HCl(g) → NH4Cl(s) 11. Ag+(aq) + Cl-(aq) → AgCl(s) 111, 2H2(g) + O2(g) → 2H2O(g) IV. CakhoBT2 (l) → C6H10 (l) + Br2 (1) V. 2H2O2(g) → 2H2O(g) + O2(g) a). I and II b). I and III c). II and III d). II and IV e). IV and V
5. Which one of the following is nonaromatic? III IV I II A. IV B. I C. II D. III E. None 6. Which is the correct bond order for the C-C bonds in benzene? 1.0 20 1.25 1.75 1.5 1.5 20 10 A. III B. C. IV D. II E. None