9. If an aqueous solution of is added to a misture of F and So, ion will remain
ID: 547782 • Letter: 9
Question
9. If an aqueous solution of is added to a misture of F and So, ion will remain in solution. , the fluoride ion will precipitate, but the sulfate 10. Which of the following coempounds is insohubk in water? e. NaBr hich of the following compounds will produce a basic solution when dissolved in water? 12. In the reaction of acetic acid with aqueous lidhium hydroxide, what is the spectator ion? a. OH (aq) b. There is no spectator ion d. Li(aq) c. H'(aq) 13. The reaction of elemental chlorine with potassium iodide yields elemental iodine and potassium chloride. Wirite a balanced chemical equation for this reaction. a. a2(g) + KI(s) I(s) + Ka2(s) b. a2(g) + 2 KI(s)-12(s) + 2 KCl(s) c.Ch(g)+KI2(s)12(s) + KC12(s) d. Cl(g) + KI(s) 1(s) + KC1(s) 14. The products of the complete combustion of octane, CH1s, are carbon dioxide and water. Write a balanced chemical equation for this reaction. a. CSH 18(1-8 C(s) + 9 H2(g) e.2Ghs() +17od)--16cog) +18H20(g) I. Most ionic compounds containing phosphate ion are insoluble in water. 2. Most ionic compounds containing potassium ion are insoluble in water. 3. Most ionic compounds containing hydroxide ion are soluble in water 15. Which of the following statements is/are CORRECT? a. I only b.2 only e. 3 only d. 1 and 2 e.1,2 and 3 Page 2 KOARING SPRING PAPER PRODUCTS 32098 1IXO PERPORATED O0 SHEEYS COLLEOE RULED SUBJECTExplanation / Answer
9. c.Pb(ClO4)2
10. d. AgBr
AgBr is a precipitate. it is insoluble in water.
11.a.CaO
metallic oxide are basic oxides. They are dissolve in water to form bases.
12.d. Li^+ (aq)
CH3COOH(aq) + LiOH(aq)----> CH3COOLi(aq) + H2O(l)
CH3COOH(aq) + Li^+(aq) +OH(aq)----> CH3COO^-(aq)+Li^+(aq) + H2O(l)
13.b.Cl2(g) + 2KI(s)----------> 2KCl(s) + I2(s)
14.c.2C8H18 +25 O2 --------> 16CO2(g) + 18H2O(g)
15.a.1 and 2
1.b. NO2
2. d.K2CO3
3.c.Ca(OH)2
4.
5.e
6. NH3
7.b.
8.a
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