Which one among the following reactants produces hydrogen?
$Z n + H C I$
${B a O}_{2} + H C I$
${N a}_{2} O_{2} + H C I$
$K_{2} S_{2} O_{8} + H_{2} O$

Question

Which one among the following reactants produces hydrogen- Zn-HCI- BaO - 2 -HCI- Na - 2 - O - 2 -HCI- K - 2 - S - 2 - O - 8 - H - 2 -O

Toppr Admin · Accepted Answer

Zn-2HCI-x2192-ZnCI2-H2BaO2-4HCI-x2192-BaCI4-2H2OK2S2O8-2H2O-x2192-2H2S2O8-2KOHN2a2O2-2HCI-x2192-2NaCI-H2O-12O2

Which one among the following reactants produces hydrogen? Zn+HCIBaO2+HCINa2O2+HCIK2S2O8+H2O