Structural units of ice and dry ice are respectively

  • Option 1)

    H_{2}O,CO

  • Option 2)

    H_{2}O,H_{2}O

  • Option 3)

    CO_{2},H_{2}O

  • Option 4)

    H_{2}O,CO_{2}

 

Answers (1)

As we learnt in 

Dry ice -

Used as a refrigerant for ice-cream and frozen food

-

 

Ice = H2O

Dry ice = Solid CO2

 

 


Option 1)

H_{2}O,CO

This answer is incorrect

Option 2)

H_{2}O,H_{2}O

This answer is incorrect

Option 3)

CO_{2},H_{2}O

This answer is incorrect

Option 4)

H_{2}O,CO_{2}

This answer is correct

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