$C O_{2}$ is passed through lime water. Initially the solution turns milky and then becomes clear upon continued bubbling of $C O_{2}$ . The clear solution is due to the formation of:

C a C O_{3}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C a O

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C a (O H)_{2}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C a (H C O_{3})_{2}

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is C $C a (H C O_{3})_{2}$
$2 C a {(O H)}_{2} + 2 C O_{2} \to 2 C a C O_{3} + {2 H}_{2} O \to C a {(H C O_{3})}_{2}$ .

Suggest Corrections

Similar questions

Q. When

C O_{2}

is passed through lime water, it turns milky due to formation of

Q. When

C O_{2}

is passed through lime water, it turns milky. The milkiness is due to the formation of:

A chemical A is used for the preparation of washing soda to recover ammonia. When $C O_{2}$ is bubbled through an aqueous solution of A, the solution turns milky. It is used in white washing due to disinfectant nature. What is the chemical formula of A?
(a) $C a (H C O_{3})_{2}$ (b) CaO (c) $C a (O H)_{2}$ (d) $C a C O_{3}$

Q. Assertion: Lime water becomes turbid on passing

C O_{2}

but becomes clear on passing more

C O_{2}

Reason : Lime water is calcium hydroxide,

C a (O H)_{2}

Q. What is the visible change observed when

C O_{2}

is passed through lime water? This change is due to the formation of which compound?

Join BYJU'S Learning Program

CO2 is passed through lime water. Initially the solution turns milky and then becomes clear upon continued bubbling of CO2. The clear solution is due to the formation of:

The correct option is C Ca(HCO3)22Ca(OH)2+2CO2→2CaCO3+2H2O→Ca(HCO3)2.

$C O_{2}$ is passed through lime water. Initially the solution turns milky and then becomes clear upon continued bubbling of $C O_{2}$ . The clear solution is due to the formation of:

The correct option is C $C a (H C O_{3})_{2}$
$2 C a {(O H)}_{2} + 2 C O_{2} \to 2 C a C O_{3} + {2 H}_{2} O \to C a {(H C O_{3})}_{2}$ .