For all competitive exam's purpose
SODIUM(Na)
- Sodium(Na) is an alkali metal it is Highly Reactive White and Soft Metal.
- Sodium(Na) is good conductor of electricity.
1.Natrium is the Latin name of Sodium.
2. Sodium metal is store in kerosene oil.
3. Sodium metal easily cut by a knife.
4. Sodium metal react intentionally with cold water.
5. Sodium hydrogen carbonate (NaHCO₃) is also known as Baking soda(sodium bicarbonate).
6. Sodium carbonate (Na₂CO₃)is also known as washing soda.
7. Sodium hydroxide(NaOH) is also known as caustic soda.
8. Sodium chloride (NaCl) also known as normal salt.
9. Baking powder is mixture of sodium bicarbonate and tartaric acid.
10. Sodium is never found in nature as a free element.
11. When electricity is passed through a solution of water and sodium chloride (brine).?
NaCl+H2O----electrycity---->NaOH+HCl
12. Sodium carbonate used to remove permanent Hardness of water.
13. When HCL acid is mixed with sodium bicarbonat?
NaHCO₃+HCl--->NaCl+CO2(gas)+H2O.
14. Acidity can cured by taking baking soda solution.
15. Sodium sulphate formula Na2So4.
16. Baking soda solution is used to treatment Bee(🐝) stings.
( FOR RRB NTPC, Railway Group d, SSC & ALL GOVT. EXAM PREPARATION)
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