General Science – GK Mock test – 3

Welcome to your General Science - GK Mock test - 3
Take an exciting test in General Knowledge - Indian Histroy
You have only 15 mins to complete the test (15 Questions)
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1. Washing soda is the common name for
2. The gas usually filled in the electric bulb is
3. Which of the following is a non metal that remains liquid at room temperature?
4. Which of the gas is not known as green house gas?
5. Chlorophyll is a naturally occurring chelate compound in which central metal is
6. Quartz crystals normally used in quartz clocks etc. is chemically
7. The variety of coal in which the deposit contains recognisable traces of the original plant material is
8. Which of the following is used as a lubricant?
9. Which of the following metals forms an amalgam with other metals?
10. Bromine is a
11. Brass gets discoloured in air because of the presence of which of the following gases in air?
12. Which of the following is used in pencils?
13. Tetraethyl lead is used as
14. The hardest substance available on earth is
15. Chemical formula for water is

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