Advertisements
Advertisements
प्रश्न
An alkali metal (x) forms a hydrated sulphate, \[\ce{X2SO4.10H2O}\]. Is the metal more likely to be sodium (or) potassium?
उत्तर
X forms \[\ce{X2SO4.10H2O}\]. The metal is more likely to be sodium. So X is \[\ce{Na2SO4.10H2O}\]. It is otherwise called Glauber’s salt.
APPEARS IN
संबंधित प्रश्न
Which of the following compounds will not evolve H2 gas on reaction with alkali metals?
Sodium is stored in _________.
In which process, fused sodium hydroxide is electrolysed for the extraction of sodium?
Match the flame colours of the alkali and alkaline earth metal salts in the bunsen burner
| (p) Sodium | (1) Brick red |
| (q) Calcium | (2) Yellow |
| (r) Barium | (3) Violet |
| (s) Strontium | (4) Apple green |
| (t) Cesium | (5) Crimson red |
| (u) Potassium | (6) Blue |
Which is the correct sequence of solubility of carbonates of alkaline earth metals?
The compound (X) on heating gives a colourless gas and a residue that is dissolved in water to obtain (B). Excess of CO2 is bubbled through aqueous solution of B, C is formed. Solid (C) on heating gives back X. (B) is
Why sodium hydroxide is much more water soluble than sodium chloride?
Write the chemical equations for the reactions involved in the Solvay process of preparation of sodium carbonate.
Write a balanced chemical equation for the following chemical reaction.
heating solid sodium bicarbonate
Write a balanced chemical equation for the following chemical reaction.
solid potassium hydroxide with CO2
