Hf Koh Net Ionic Equation

Types of Chemical Reactions
Examples of
Multiple Selection Questions

1.: What alkaline earth metal is located in menstruation 3?; (a) Li; (b) Na; (c) Ca; (d) Mg; (eastward) Sr
two.: Which of the post-obit is classified every bit a metallic?; (a) Ge; (b) As; (c) F; (d) V; (e) Ar
3.: Which of the following is a weak acid?; (a) H₂SO_four; (b) HClO₃; (c) HF; (d) HCl; (e) HNO_three
4.: Which one of the following is likely to be the nigh soluble base?; (a) Ca(OH)₂; (b) Cu(OH)_ii; (c) Ga(OH)₃; (d) Zn(OH)₂; (e) Zr(OH)_iii
5.: Which 1 of the following statements is TRUE?; (a) One mole of any acid will ionize completely in aqueous solution to produce one mole of H⁺ ions.; (b) Solutions of weak acids always have lower concentrations of H⁺ than solutions of stiff acids.; (c) There are several mutual acids that are insoluble.; (d) All of the IA and IIA metal hydroxides are soluble.; (eastward) All weak acids are insoluble.
vi.: Consider the post-obit reaction:
NH₃(chiliad) + H₂O(l) NH₄ ⁺(aq) + OH^-(aq) Which one of the following statements is faux?; (a) The double arrows bespeak that ammonia, NH₃, is simply very slightly soluble in water.; (b) The reaction is reversible.; (c) When ammonia is added to water, NH₄ ⁺ and OH^- ions are produced in a 1:ane ratio.; (d) When solutions of NH₄Cl and NaOH are mixed, some ammonia is produced.; (e) Ammonia is considered to be a weak base of operations.
7.: Which 1 of the following salts is insoluble?; (a) NH₄Cl; (b) Ca(NO₃)₂; (c) BaCO_three; (d) Na_iiS; (e) Zn(CH₃COO)_ii
8.: What table salt is formed in the post-obit acrid/base of operations reaction?
HClO₃ + Ba(OH)₂; (a) BaCl₂; (b) ClOBa; (c) H₂O; (d) BaClO_iii; (e) Ba(ClO_three)₂
nine.: The precipitate formed when barium chloride is treated with sulfuric acid is _______ .; (a) BaS_iiO₄; (b) BaSO₃; (c) BaSO_two; (d) BaSO₄; (east) BaS
x.: The spectator ion(s) in the post-obit reaction is/are:
Na_twoCO_three(aq) + Ba(NO_three)₂(aq) BaCO₃(due south) + 2NaNO₃(aq); (a) Na⁺ and Baⁱⁱ⁺; (b) Ba²⁺ and CO₃ ^2-; (c) CO₃ ^2- and NO₃ ^-; (d) Na⁺ simply; (due east) Na⁺ and NO_three ^-
11.: Which one of the following statements is Faux?; (a) For the reaction of a strong acrid with a strong soluble base, the net ionic equation is always
H⁺ + OH^- H₂O; (b) "Spectator ions" appear in the total ionic equation for a reaction, only not in the net ionic equation.; (c) HF, HCl, and HNO₃ are all examples of strong acids.; (d) Titration is a process which tin can be used to make up one's mind the concentration of a solution.; (due east) In a neutralization reaction, an acid reacts with base of operations to produce a salt and H_iiO.
12.: What is the internet ionic equation for the acid-base reaction that occurs when acetic acid and potassium hydroxide solutions are mixed?; (a) H⁺(aq) + OH^-(aq) H₂O(l); (b) H⁺(aq) + KOH(south) K⁺(aq) + H₂O(50); (c) CH₃COOH(aq) + KOH(south) KCH_threeCOO(aq) + H₂O(l); (d) CH₃COO^-(aq) + H⁺(aq) + Thou⁺(aq) + OH^-(aq) M⁺(aq) + CH_threeCOO^-(aq) + H₂O(fifty); (due east) CH₃COOH(aq) + OH^-(aq) CH₃COO^-(aq) + H₂O(fifty)
13.: What is the internet ionic equation for the acid-base reaction that occurs when nitric acid is added to copper(Two) hydroxide?; (a) H⁺(aq) + OH^-(aq) H_twoO(50); (b) 2H⁺(aq) + Cu(OH)_two(s) Cu^two+(aq) + 2H₂O(fifty); (c) 2HNO_three(aq) +Cu(OH)₂(s) Cu(NO₃)_two(south) + 2H₂O(l); (d) 2H⁺(aq) + 2NO₃ ^-(aq) + Cu²⁺(aq) + 2OH^-(aq) Cu(NO₃)₂(south) + 2H₂O(l); (e) 2H⁺(aq) + 2NO₃ ^-(aq) + Cu²⁺(aq) + 2OH^-(aq) Cu^two+(aq) + 2NO_three ^-(aq) + 2H_twoO(l)
14.: Which of the post-obit statements is Faux given the following net ionic equation?
H₃PO₄(aq) + 3OH^-(aq) PO₄ ^iii-(aq) + 3H_iiO(l); (a) If all the h2o evaporated abroad, the common salt remaining could possibly be Na₃PO₄.; (b) The acid, H₃PO₄, is a weak electrolyte.; (c) The base involved must be a strong soluble base.; (d) This is classified as a neutralization reaction.; (e)This could be the net ionic equation for H₃PO₄ reacting with Al(OH)₃.
15.: Which of the following statements is Faux given the following net ionic equation?
2H⁺(aq) + Cu(OH)₂(s) Cu²⁺(aq) + 2H₂O(fifty); (a) If all the h2o evaporated away, the salt remaining could peradventure exist CuS.; (b) The acid involved must exist a strong electrolyte.; (c) The base, Cu(OH)_ii, is an insoluble base.; (d) This could be the net ionic equation for HNO₃ reacting with Cu(OH)₂.; (e) This is classified as a neutralization reaction.
16.: Determine the oxidation number of carbon in K₂CO₃.; (a) 0; (b) +2; (c) +4; (d) -two; (e) some other value
17.: Which consignment of oxidation number is Incorrect for the blinking element?; (a) K₂ Cr _twoO_seven; +6; (b) NH₃; +3; (c) H_two PO₂ ^-; +i; (d) SeO₃ ^ii-; +four; (e) Cu(NO₃)₂; +2
18.: Consider the following reaction:
4NH₃ + 5O₂ 4NO + 6H₂O The element beingness oxidized and the oxidizing agent are:; (a) N and NH_three; (b) Due north and O₂; (c) O and NH₃; (d) O and O₂; (e) H and NH_three
19.: Given that the Activity Series is: Na>Mg>Cu>Ag>Au, which 1 of the following answers represents the ions that would not be displaced from aqueous solution (reduced) by metal magnesium?; (a) Na⁺; (b) Cu²⁺; (c) Cu²⁺ and Au⁺; (d) Cu²⁺, Ag⁺ and Au⁺; (e) Na⁺, Cu²⁺, Ag⁺ and Au⁺
20.: Which proper name/formula combination is WRONG?; (a) phosphorous acid / H₃PO₄; (b) nitrogen oxide / NO; (c) acetate ion / CH_threeCOO^-; (d) sodium chromate / Na₂CrO_iv; (e) calcium hypobromite / Ca(BrO)₂
21.: Which name/formula combination is Incorrect?; (a) chlorous acid / HClO₂; (b) dinitrogen tetroxide / Northward_iiO₄; (c) ammonium nitrate / NH₄NO_three; (d) copper(II) periodate / CuIO₄; (eastward) potassium permanganate / KMnO_four

Answers:

1. (d) ii. (d) 3. (c) 4. (a) 5. (b) 6. (a) 7. (c) 8. (east) 9. (d) ten. (e) 11. (c) 12. (due east) 13. (b) 14. (e) 15. (a) 16. (c) 17. (b) 18. (b) 19. (a) twenty. (a) 21. (d)