Preparation of Salts

Milk of Magnesia is related with whose?

Gypsum is a rich source of:

In the given reaction cycle

$\mathrm{X}, \mathrm{Y}$ and $\mathrm{Z}$ respectively are

Monosodium glutamate is commonly known as

When hard water is evaporated completely, the white solid remains in the container. It may be due to the presence of _____.

$1$. Carbonates of Ca and Mg

$2$. Sulfates of Ca and Mg

$3$. Chlorides of Ca and Mg

Select the answer using the code given below:

The nature of aqueous solution of ${\mathrm{CuSO}}_4$ is

Which of the following elements’ salts are most soluble?

${\mathrm{Na}}_2{\mathrm{CO}}_3+{\mathrm{H}}_2\mathrm{O}+{\mathrm{CO}}_2\to \left(\mathrm{A}\right).$ White crystalline powder $\left(\mathrm{A}\right)$ on reaction with phenolphthalein gives

What kind of reaction is this?
$\mathrm{ZnO}+{\mathrm{H}}_2{\mathrm{SO}}_4\to {\mathrm{ZnSO}}_4+{\mathrm{H}}_2\mathrm{O}$

Which of the following gas is liberated when zinc is added to dilute sulphuric acid?

What happens when dilute sulphuric acid is poured on zinc granules?

Reaction of copper hydroxide and dilute ${\mathrm{H}}_2{\mathrm{SO}}_4$ produces _____ .

Which of the following compound is formed when copper oxide which react with water or dilute ${\mathrm{H}}_2{\mathrm{SO}}_4$ is _____ .

What happens when copper oxide reacts with dilute sulphuric acid?

Which chemical reaction correctly represents the reaction between iron and dilute ${\mathrm{H}}_2{\mathrm{SO}}_4$?

What happens when iron reacts with dilute sulphuric acid?

Which of the following gases turn water milky?

Which of the following ions present in low concentration in drinking water is essential for the normal growth of teeth but harmful to teeth at high concentration?

$\mathrm{X}+{\mathrm{H}}_2{\mathrm{SO}}_4\stackrel{\mathrm{\Delta }}{⟶}\mathrm{Y}+\mathrm{HCl};\mathrm{Y}+\mathrm{Coke}\to \mathrm{A}+\mathrm{CO};\mathrm{A}+{\mathrm{CaCO}}_3⟶\mathrm{Z}+\mathrm{CaS}$

In these reactions $\mathrm{X},\mathrm{Y}$ and $\mathrm{Z}$ are:

When the same amount of zinc is treated separately with excess of sulphuric acid and excess of sodium hydroxide, the ratio of volumes of hydrogen evolved is -