Basic Science Elements, Metals & Compound Info Online Quiz Test with Answers Mcqs

Given below on this page is a online general knowledge quiz about various Elements, Metals and Compound which can be used as a guide to evaluate and also improve the level of your information about this topic. As questions related to these are often part of various written exams and interviews so having appropriate amount of knowledge about them is extremely important.
1. Stainless steel is an alloy of:

2. Which is laughing gas?


3. Which of the following is used in pencils?


4. Most soluble in water is:


5. Which of the following is an element?


6. Which one of the following is the best conductor of electricity?


7. Bio gas contains mainly:

8. The most abundant metal in the earth’s crust is:

9. Balloons are filled with:


10. Which metal is used in storage batteries?


11. Which form of phosphorous is used in safety matches?


12. Which of the following is the lightest metal?


13. Diamond is an allotropic form of:


14. Water has maximum density at:


15. The element present in the largest amount in rocks and minerals is:


16. The most malleable metal is:


17. Which one of these is used in beauty parlours for hair setting?


18. From which mineral is radium obtained?


19. The gas used to extinguish fire is:

20. Permanent hardness of water can be removed by adding:
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