When carbonates are reacted with $H C l$ , the gas evolved is:

C l_{2}

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C O_{2}

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O_{2}

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H_{2}

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Solution

The correct option is B $C O_{2}$
${N a}_{2} C O_{3} + H C l ⟶ N a C l + H_{2} O + C O_{2}$
Carbonates reacts with $H C l$ gives $C O_{2}$

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When carbonates are reacted with HCl, the gas evolved is:

The correct option is B CO2Na2CO3+HCl⟶NaCl+H2O+CO2Carbonates reacts with HCl gives CO2

When carbonates are reacted with $H C l$ , the gas evolved is:

The correct option is B $C O_{2}$
${N a}_{2} C O_{3} + H C l ⟶ N a C l + H_{2} O + C O_{2}$
Carbonates reacts with $H C l$ gives $C O_{2}$