Đáp án + Giải thích các bước giải:

$a\big)$

$HF:$ axit flohiđric

$HClO_2:$ axit clorơ

$HClO_3:$ axit cloric

$HPO_3:$ axit metaphotphoric 

$H_2SO_4:$ axit sunfuric

$H_3PO_4:$ axit photphoric

$b\big)$

$BaF_2:$ bari florua

$Ba(ClO_2)_2:$ bari clorit

$Ba(ClO_3)_2:$ bari clorat

$BaHPO_3:$ bari biphotphit

$Ba(HSO_4)_2:$ bari hiđrosunfat

$Ba_3(PO_4)_2:$ bari photphat

Bạn tham khảo nhé ~

#Kameko

a)                       Gốc axit                __                 Axit

                      -F                                             HF ( axit flohidric )

                      -$ClO_{2}$                               $HClO_{2}$ ( axit clorơ )

                      -$ClO_{3}$                               $HClO_{3}$ ( axit cloric )

                      =$HPO_{3}$                            $H_{3}$ $PO_{3}$ ( axit photphorơ )

                      -$HSO_{4}$                             $H_{2}$ $SO_{4}$ ( axit sunfuric )

                      ≡$PO_{4}$                              $H_{3}$ $PO_{4}$ ( axit phophoric )

b) $BaF_{2}$ : bari florua

     Ba($ClO_{2}$)2 : bari clorit 

     Ba($ClO_{3}$)2 : bari clorat

     Ba $HPO_{3}$ : bari hidro photphit

     Ba($HSO_{4}$)2 : bari hidro sunfat

     Ba3($PO_{4}$)2 : bari photphat