Разложите c2h6-> c2h5br-> c5h12-> c5h11br-> c7h16-> c7h15br-> c8h18

c2h6+br2=c2h5br+hbr

c2h5br+c3h7br+2na=2nabr+ c4h10+ c6h14+c5h12(уровняй только, не хочу время на овр тратить)

c5h12+br2=c5h11br+hbr

c5h11br+c2h5br+2na=2nabr+c10h22+c4h10+c7h16уровняй

c7h16+br2=c7h15br+hbr

c7h15br+ch3br+2na=2nabr+c14h30+c2h6+c8h18уровняй

1)

а)koh, б)lioh в)mg(oh)2

2)

a)h2co3 б)h2so4 в)hno3

cl2+h2=2hcl

zn+2hcl=zncl2+h2(улетуч)

cuo  +  2hbr  - cubr2 + h2o

naoh+hi =nai+h2o

al(oh)3 + 3hi = ali3 + 3h2o

na2co3+2hcl=2nacl+co2+h2o

hcl+nh3=nh4cl

hcl+agi  =hi +agcl