01. |
The process of applying zinc is called ? |
02. |
Which element’s crystal is used in transistor ? |
03. |
The water which contains the soluble salts of calcium and magnesium ? |
04. |
Which gas is commonly used in balloons and airships ? |
05. |
Which is first known super conductor ? |
06. |
LPG consist of mainly ? |
07. |
The substance which is used as an anesthetic ? |
08. |
Which are the chemical present in blue print paper ? |
09. |
Which is known as Lunar Caustic ? |
10. |
When a solid is changed to gas without melting, the process is called ? |
11. |
Which acid is called king of acid ? |
12. |
Which acid is commonly used in car batteries ? |
13. |
What are the components of solder ? |
14. |
What is the metal used in the filament of electric bulbs ? |
15. |
What is the color of Ammonium Chloride ? |
Answer
| 01. | Galvanization | 11. | Sulfuric Acid |
| 02. | Germanium | 12. | Sulfuric Acid |
| 03. | Hard water | 13. | Tin and Lead |
| 04. | Helium | 14. | Tungsten |
| 05. | Mercury | 15. | White |
| 06. | Methane, Butane, Propane | 16. | |
| 07. | Nitrous Oxide | 17. | |
| 08. | Potassium Ferricyanide and Ammonium Ferric citrate | 18. | |
| 09. | Silver Nitrate | 19. | |
| 10. | Sublimation | 20. |
0 comments:
Post a Comment