Which of the following statements is not correct?

  • A
    $K_2CO_3$ cannot be prepared by Solvay process because $KHCO_3$ is soluble in water.
  • B
    The alkali metals dissolve in liquid ammonia to give deep blue solutions forming ammoniated ions.
  • C
    Pure anhydrous $MgCl_2$ cannot be prepared by heating directly $MgCl_2 \cdot 6H_2O_{(s)}$.
  • D
    Suspension of magnesium hydroxide in water is called milk of magnesia which is used as antacid in medicine.

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Similar Questions

Identify the correct statements from the following:
$I$. $LiF$ is less soluble in water than $NaF$
$II$. Both $LiCl$ and $MgCl_2$ are insoluble in ethanol
$III$. Both $Li$ and $Mg$ form nitrides
$IV$. $Na_2CO_3$ gives $CO_2$ on heating

Choose the correct statement and mark the correct option given below:
$(a)$ $AgF$ is soluble and colourless in aqueous medium.
$(b)$ For $LiF$,solubility and melting point are both lower as compared to $NaF$.
$(c)$ Solubility of $Rb_2SO_4$ is less as compared to $BaSO_4$.
$(d)$ If $AgI$ is added to water,the colour of water will turn yellow from colourless.

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Which of the anhydrous salts,when it comes in contact with water,turns blue?

The two major constituents of Portland cement are

$A$ pink colored salt on dry heating becomes blue in colour. The salt may contain:

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