C 25 03 bai toan ve ankan

www.tuhoc.edu.vn • • • nH2n+2 + X2 askt CnH2n+1X + HX MX 14n MX %X 100% VD1: Y2 Trong Y1 Y2 Y1 Y2 Y1 Y2 Y1 Y2 nH2n+2 nH2n+2 %Cl askt + X2 35,5 14n 35,5 CnH2n+1X + HX 100% 45, 22% 3H8 n CH3—CH2—CH3 VD2: Y2 Y = 11,1 + 2,6 = 13,7 (gam) nH2n+2 htttp://tuhoc.edu.vn/blog 5, 14n askt + X2 = CnH2n+1X + HX 13, 14n 81 n=4 X C4H10 www.tuhoc.edu.vn A) CH4 B) C2H6 C) C3H8 D) C5H12 A) CH4 B) C3H8 C) C5H12 D) C6H14 A) 2,2 C) B) 2–metylbutan D) pentan A) C5H12 B) C6H14 C) C7H16 C) C8H18 A) 2–metylpropan B) butan C) –metylpropan D) 2–metylbutan A) 2–metylpropan C) butan B) 2,3 D) 3–metylpentan A) 3–metylpentan C) 2,3 B) 2–metylpentan D) htttp://tuhoc.edu.vn/blog www.tuhoc.edu.vn A) CH4 B) C3H8 C) C4H10 D) C5H12 A) CH4 B) C3H8 C) C5H12 D) C2H6 A A) 2–metylpropan C) –metylpropan B) butan D) 2,4 A) 2–metylpropan C) 2–metylpentan B) 2–metylbutan D) 3–metylpentan B nH2n+2 + aX2 askt CnH2n+2–aXa + aHX C A) CHCl3 C) C2H4Cl2 B) CH2Cl2 D) C2H5Cl D danh pháp IUPAC A) 2,2 C) 2,3 B) etan D) metan htttp://tuhoc.edu.vn/blog www.tuhoc.edu.vn xt ANKAN X to ANKEN Y1 + ANKAN Y2 x = mY 24 mY VD3: Do: d Y 12 H2 MY X 24 72 (gam) = mY = 72 (gam) MX nH2n+2 mX nX 72 MX = 14n + = 72 n = 5H12 E A) 2,2 C) 2,3 B) etan D) F htttp://tuhoc.edu.vn/blog www.tuhoc.edu.vn nP¦ (thùc tÕ) h% nban ®Çu 100% VD4: 4H10 C3H6 + CH4 • • xt C4H10 to C3H6 + CH4 0 –x +x +x 1–x x x = (1 – x) + x + x = + x (mol) Y = mBUTAN = 58 (gam) Y MY dY 58 x MY MH2 H2 36,5 h% mY nY 18, 25 x 58 x MY 36,5 0,59 0,59 100% 59% htttp://tuhoc.edu.vn/blog www.tuhoc.edu.vn G xt C3H8 to C2H4 + CH4 4, C2H4 C3H8 H xt to h% X, MX MY 100% MY I A) 42,86 % C) 60 % B) 57,14 % D) 75 % A) 50 % C) 53,92 % B) 85,45 % D) 92,73 % J K A) 50 % B) 60 % C) 40 % D) 62,5 % L htttp://tuhoc.edu.vn/blog phân metan A) 10,5 % C) 79,0 % B) 21,21 % D) 89,5 % www.tuhoc.edu.vn nH2n+2 3n + to O2 (1) nANKAN (2) – TOPPER Chú ý (1) nCO2 (2) nO nCO nH O nO2 nCO2 nH O nCO n H2O nCO2 n (3) – nCO2 + (n+1)H2O nANKAN VD5: Cách 1: CO2 + H2O CaCO3 + H2O CO2 + Ca(OH)2 nCO 100 nCaCO nO2 0, 04 (mol) 0, 065 0, 04 nCO2 X ankan nH2n+2 nH2n+2 + 3n to O2 nH2O nX n Cách 2: htttp://tuhoc.edu.vn/blog n nH O n 2 nO2 nH O nCO2 nX nCO nCO2 0, 05 (mol) 0, 01 (mol) 4H10 nCO nCO2 + (n+1)H2O 0, 04 0, 05 n 4H10 www.tuhoc.edu.vn M 0,72 gam H2 danh pháp IUPAC A) propan C) 2–metylpropan B) butan D) pentan N A) C2H6 B) C3H8 C) C4H6 D) C4H10 O A) 2–metylpropan C) 2,3,4–trimetylpentan B) isobutan D) 2,3 P A) C4H10 B) C6H14 C) C8H18 D) C5H12 Q A) 2–metylpentan C) 2,3 B) 2,4 D) pentan R 0,132 mol H2 A) 2–metylbutan C) 2,2 H2 B) etan D) 2–metylpropan htttp://tuhoc.edu.vn/blog www.tuhoc.edu.vn TOPPER Chú ý CnH2n n n, VD6: VCO2 12 17 VH O A < MB nCO2 12 17 nH O nH O nCO 2 A B hai ankan CnH2n CnH2n nCO2 n nH2O n + H2O có 3n 12 17 n O2 to nCO2 + n H2O 2, 2H6 C3H8 S H2 VH O VCO A) CH4 C2H6 C) C3H8 C4H10 13 (các B) C2H6 C3H8 D) C4H10 C5H12 htttp://tuhoc.edu.vn/blog www.tuhoc.edu.vn T • • H2O 2SO4 A) CH4 C2H6 C) C3H8 C4H10 B) C2H6 C3H8 D) C4H10 C5H12 U 2O A) C2H6 C3H8 C) C2H2 C3H4 TOPPER Chú ý B) CH4 C2H6 D) C2H4 C3H6 V A A) metan C) propan B) etan D) butan W MX < MY A) CH4 < MB B) C2H6 14,58 gam H2 C) C3H8 D) C4H10 X A) C2H6 C3H8 C) C2H2 C3H4 B) CH4 C2H6 D) C2H4 C3H6 Y A) CH4 C2H6 C) C3H8 C4H10 B) C2H6 C3H8 D) C4H10 C5H12 htttp://tuhoc.edu.vn/blog 10 www.tuhoc.edu.vn Z 5,76 gam H2 TOPPER Chú ý A) 8,512 B) 7,168 C) 42,56 D) 35,84 a 2 A) 70,0 lít C) 84,0 lít B) 78,4 lít D) 56,0 lít b CO2 A) 33 B) 26,4 C) 1,32 D) 13,2 c 0,2 M Tính (a) (b) (c) htttp://tuhoc.edu.vn/blog 11 www.tuhoc.edu.vn Câu B Câu E A F D C C G H I D B J B C K B A L B C M A A C N D B B O C C C P D D A Q C A Câu R S T U V W C A B B A A X Y Z a A A C A b A c F (CH3)3CH : isobutan G h = 35 % H h = 64,8 % c htttp://tuhoc.edu.vn/blog 12 [...]...www.tuhoc.edu.vn Z 2 và 5,76 gam H2 TOPPER Chú ý A) 8,512 B) 7,168 C) 42,56 D) 35,84 a 2 2 là A) 70,0 lít C) 84,0 lít B) 78,4 lít D) 56,0 lít b CO2 A) 33 B) 26,4 C) 1,32 D) 13,2 c 2 0,2 M Tính (a) (b) (c) htttp://tuhoc.edu.vn/blog 11 www.tuhoc.edu.vn C u 1 B C u E 2 A F 3 D 4 C 5 C G H I D 6 B J B 7 C K B 8 A L B 9 C M A A C N D B B O C C C P D D A Q C A C u R S T U V W C A B B A A X Y Z a A A C A b A c. .. www.tuhoc.edu.vn C u 1 B C u E 2 A F 3 D 4 C 5 C G H I D 6 B J B 7 C K B 8 A L B 9 C M A A C N D B B O C C C P D D A Q C A C u R S T U V W C A B B A A X Y Z a A A C A b A c F (CH3)3CH : isobutan G h = 35 % H h = 64,8 % c htttp://tuhoc.edu.vn/blog 12