5. Which of the following compounds is a carboxylic acid? a) CHCH=CHCH , b) CH=C

Question

5. Which of the following compounds is a carboxylic acid? a) CHCH=CHCH , b) CH=CHCHC(OH)Hy d) CHCOCH, e) (CH) CHCHCOOH c) HCOOCCHCH, 6. Which of the following compounds is a alcohol? a) CHCH=CHCH, b) CH=CHCHC(OH)Hz d) CHCOCH, e) (CH32 CHCHCOOH c) HCOOCCHCH, 7. In CIF), the electron pairs are arranged about the chlorine atom in a) an octahedron b) a square plane. c) a trigonal pyramid. d) a tetrahedron. e) a trigonal bipyramid. 8. In formaldehyde, HCO, the electron pairs are located about the central carbon atom in a _ _ arrangement. a) pyramidal b) tetrahedral c) trigonal planar d) trigonal bipyramidalesquare planar 9. All of the following species have noble gas configurations EXCEPT a) Na b) N c) As d) Br. 3+ . e) Tet 10. In the Lewis structure of the NH, ion, the number of lone pairs of electrons around nitrogen is a) 0. b) 1 c) 2. d) 3. e) 4. 11. Which of the following elements is assigned the HIGHEST electronegativity value? a) Ne b) F c) C d) O e) S 12. What is the correct VSEPR notation for the central atom of NF? a.) AX, b) AXE c) AX, d) AXE e) AXE

Explanation / Answer

5)

Carboxylic acid functional group must have -COOH

a is alkene

b is alcohol

c is ester

d is ketone

e is Carboxylic acid

Answer: e

6)

alcohol must have -OH functional group

a is alkene

b is alcohol

c is ester

d is ketone

e is Carboxylic acid

Answer: b

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