Advertisements
Advertisements
Question
A colourless solid substance (A) on heating evolved CO2 and also gave a white residue, soluble in water. Residue also gave CO2 when treated with dilute HCl.
Options
Na2CO3
NaHCO3
CaCO3
Ca(HCO3)2
Solution
NaHCO3
APPEARS IN
RELATED QUESTIONS
Which of the following compounds will not evolve H2 gas on reaction with alkali metals?
Which of the following has the highest tendency to give the reaction
\[\ce{M^+_{(g)} ->[Aqueous][Medium] M^+_{(aq)}}\]
Sodium is stored in _________.
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?
Why sodium hydroxide is much more water soluble than sodium chloride?
An alkali metal (x) forms a hydrated sulphate, \[\ce{X2SO4.10H2O}\]. Is the metal more likely to be sodium (or) potassium?
Write a balanced chemical equation for the following chemical reaction.
Lithium metal with nitrogen gas
Give the systematic name for the following.
Lye
Give the systematic name for the following.
Soda ash
