Organic chemistry

The theory of the chemical structure of organic compounds was created:

• 1) M.V. Lomonosov

• 2) D.I. Mendeleev

• 3) A.M. Butlerov

• 4) J. Berzelius

In which series of organic compounds are only hydrocarbons:

• 1) C2H6, C4H8, C2H5OH;

• 2) CH3COOH, C6H6, CH3COH;

• 3) C2H2, C3H8, C17H36;

• 4) C6H5NO2, CH2Cl2, C3H7NH2

In which series of organic compounds are only alkanes:

• 1) C2H6, C3H8, C4H10;

• 2) C2H2, C4H8, C6H6;

• 3) C10H20, C8H16, C3H6;

• 4) CH4, C2H4, C4H6.

Compounds having the general formula CnH2n include

• 1) benzene

• 2) cyclohexane

• 3) hexane

• 4) hexine

Methylcyclobutane formula follows the general formula

• 1) СnH2n + 2

• 2) СnH2n

• 3) СnH2n-2

• 4) СnH2nО

The class of alkynes includes

• 1) C2H4

• 2) CH4

• 3) C2H6

• 4) C2H2

Chemical bond characteristic of alkanes

• 1) double

• 2) single

• 3) σ- bond

• 4) π- bond

Type of hybridization of electron clouds of carbon atoms in alkanes

• 1) sp-

• 2) –sp2

• 3) –sp3

• 4) s-s and p-p

Geometric shape of the methane molecule

• 1) tetrahedral

• 2) linear

• 3) volumetric

• 4) flat

The reaction of obtaining rubbers

• 1) hydrogenation

• 2) polymerization

• 3) isomerization

• 4) polycondensation