ATLV. 2 Identifique e balanceie as equações abaixo: a/ N_(2)+underline ( )H_(2)arrow underline ( )NH_(3) bị underline ( )HIarrow H_(2)+I_(2) C/ underline ( )Al+underline ( )HClarrow underline ( )AlCl_(3)+underline ( )H_(2) d underline ( )H_(2)O_(2)arrow underline ( )H_(2)O+O_(2) el CaCl_(2)+Na_(2)CO_(3)arrow CaCO_(3)+underline ( )NaCl fl S_(8)+O_(2)arrow SO_(3) g HgOarrow Hg+O_(2) h Zn+HClarrow ZnCl_(2)+H_(2) i/ NaO+H_(2)Oarrow NaOH+H_(2)O_(2)

Question

Pergunta

Answer 1

a/

$N_{2}+3H_{2}\rightarrow 2NH_{3}$
b/

$2HI\rightarrow H_{2}+I_{2}$
c/

$2Al+6HCl\rightarrow 2AlCl_{3}+3H_{2}$
d/

$2H_{2}O_{2}\rightarrow 2H_{2}O+O_{2}$
e/

$CaCl_{2}+Na_{2}CO_{3}\rightarrow CaCO_{3}+2NaCl$
f/

$S_{8}+12O_{2}\rightarrow 8SO_{3}$
g/

$2HgO\rightarrow 2Hg+O_{2}$
h/

$Zn+2HCl\rightarrow ZnCl_{2}+H_{2}$
i/

$NaO+H_{2}O\rightarrow NaOH+H_{2}O$