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(i) A+Na(2)CO(3) rarr B+C (ii) A overs...

(i) `A+Na_(2)CO_(3) rarr B+C`
(ii) `A overset(CO_(2))(rarr) ("Milky")C`
The chemical formula of `A` and `B` are respectively

A

`NaOH and Ca(OH)_2`

B

`Ca(OH)_2 and NaOH`

C

NaOH and CaO

D

`CaO and Ca(OH)_2`

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • (i) A+Na_(2)CO_(3) to B+C, (ii) A overset(CO_(2))to (Milkyl) C. ltbr. The chemical formula of A and B are respectively:

    A
    NaOH and `Ca(OH)_(2)`
    B
    `Ca(OH)_(2) and NaOH`
    C
    `NaOH and CaO`
    D
    `CaO and Ca(OH)_(2)`

  • (Milky cloud) Coverset(CO_(2))larrA+Na_(2)CO_(3)rarrB+C The chemical formulae of A and B are :

    A
    `NaOH" and "Ca(OH)_(2)`
    B
    `Ca(OH)_(2)" and "NaOH`
    C
    `NaOH" and "CaO`
    D
    `CaO" and "Ca(OH)_(2)`

  • KO_(2) + CO_(2) + H_(2)O underset(CO_(2))overset("more")(rarr) A + B , then A and B are respectively

    A
    `KHCO_(3) , O_(2)`
    B
    `K_(2)CO_(3), O_(2)`
    C
    `KOH, K_(2)CO_(3)`
    D
    `KHCO_(3), H_(2)O`
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