1.3. How many sigma and pi bonds are in the molecule to the right? - (A) So bonds and 4 st bonds {B) o bonds and 7 bonds
Posted: Mon May 16, 2022 10:55 pm
1.3. How many sigma and pi bonds are in the molecule to the right? - (A) So bonds and 4 st bonds {B) o bonds and 7 bonds (C) 8 bonds and 3 honds (D) 8 bonds and 4 x bonds 14. What is AH (in kJ) for the reaction shown? -H + H-H H + H- Bond H-H H-F C-F C-H (A) -132 (C) +39 kJ Bond Enthalpy / kl moll 436 568 453 414 (B) -93 kJ (D) +93 kJ 15. Which compound has the weakest bond between carbon and oxygen? (A) : CO: (B) ö==0 :01 H i (C) (D) H- -H H H H HO: 16. What is the hybridization around the central carbon atom? H - Н (A) SP (B) sp? (C) sp (D) spd 17. Which name has the incorrect chemical formula? (A) lead(II)oxide, PbO2 (B) iron(III) sulfide, FeSs (C) manganese(II) sulfate, MnSO4 (D) copper(II) phosphate, Cus(PO.) 18. What is the empirical formula for a compound that contains 81.71% C and 18.29% H by mass? (A) CHE (B) CH4 (C) CzHs (D) CHE