1)CH3Cl+2Na+CH3-CHCl-CH3 = CH3-CH(CH3)-CH3+2NaCl-2-метилпропан
2)CH3-CH2Br +2Na + CH3-CHBr-CH3= CH3-CH(C2H5)-CH3+2NaBr-2-метилбутан
1)CH3Cl+2Na+CH3-CHCl-CH3 = CH3-CH(CH3)-CH3+2NaCl-2-метилпропан
2)CH3-CH2Br +2Na + CH3-CHBr-CH3= CH3-CH(C2H5)-CH3+2NaBr-2-метилбутан