Geksanning ikkita uchlamchi uglerod atomi tutgan izomeriyaning nomi va

A) (CH3)2CHCH2CH3; 2-metilbutan
B) РЎРќ3РЎ(РЎРќР·)2РЎРќ3; 2,2-dimetilpropan
C) РЎРќ3РЎ(РЎРќР·)=РЎ(РЎРќР·)РЎРќ3; 1,1,2,2-tetrametileten-2
D) (РЎРќР·)РЎРќРЎРќ3РЎРќ(РЎРќР·)РЎРќ3; 2,3-dimetilbutan
E) (CH3)2CHCH2CH(CH3)2; 2,4-dimetilpentan