Need help with some of the questions of organic chemistry. Multiple

1. Which choice provides the IUPAC name of thisstructure?5. What orbitals overlap toform the indicated C-CHCH3CH2CH2bond?CH3 CH20CHCH2CH2 CH26H(A) 4-ethylheptanal ether(A) sp3-sp2(B) sp2-sp2(B) 5-ethoxy-5-propylpentanal(C) sp2-sp(D) sp-sp3C) 5-ethoxyoctanal(D) 7-methyl-5-ethoxyoctanal6. Which best represents the ground state HOMO forbutadiene?2. What structure has a parent name heptane?(A)(A) CH3(CH2)2CH(CH3)CH2C(CH3)38088(B) (CH3)3C(CH2)3CH(CH3)CH2CH3C) CH3(CH2)2C(CH3)2CH=CHCH2CH38808(D)(D) (CH3)2CHCH(CH;)CH(CH3)23. Which statement is false for a compound with molecularformula C3 H4?7. Which alkane has the lowest boiling point?(A) It may have two double bonds.(B) It may have one ring and one double bond.(A)(B)C) It may have one triple bond.D) It may have one double bond and one triple bond.4. Which species is the most likely to undergo a(C)(D)1,2-hydride shift?CH3CHCH 38. Which compound(s) would be expected to be polar(A)(B)CH+CHCH3(have a dipole moment > 0 D)?HRFCH3H3HHHC-CHCH3II(C)CH3(D)CH3F CC FF C=C-HIIIIV(A) I onlyB) IV only(C) II and IV(D) I and IIIPage 2