Tincal is

  • A
    $Na_2CO_3 \cdot 10H_2O$
  • B
    $NaNO_3$
  • C
    $NaCl$
  • D
    $Na_2B_4O_7 \cdot 10H_2O$

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Similar Questions

The correct order of Lewis acidic character of boron trihalides is

Match the List-$I$ with List-$II$.
List-$I$ (Element) List-$II$ (Application)
$A$. $Cs$ $I$. High temperature thermometer
$B$. $Ga$ $II$. Water repellent sprays
$C$. $B$ $III$. Photoelectric cells
$D$. $Si$ $IV$. Bullet proof vest

Choose the most appropriate answer from the options given below:

Which of the following statements is correct?

$A$ Lewis acid '$X$' reacts with $LiAlH_4$ in ether medium to give a highly toxic gas,'$Y$'. '$Y$' when heated with $NH_3$ gives a compound known as inorganic benzene. '$Y$' burns in oxygen and gives $H_2O$ and '$Z$'. '$Z$' is

Boron forms covalent compounds due to:

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