Class 10 Science Chapter 3 Metals And Non Metals Quiz 12 (25 MCQs)

Quiz Instructions

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1. A mineral from which. a metal can be extracted on the commercial scale, economically is called(a) ore(b) metalloid(C) corrosion(d) metal
2. Who loses electrons
3. With reaction with oxygen, Metallic oxides are .....
4. The atomic number of an element 'X' is 12. Which inert gas is nearest to X?
5. Hydrogen gas is not liberated when a metal reacts with HNO$_{3}$. This is because HNO$_{3}$ is a
6. What is a characteristic of non-metallic oxides?
7. The list which contains only metals is .....
8. Metallic oxides are
9. Assertion (A)-Gas bubbles are observed when sodium carbonate is added to dilute HClReason (R)-Carbon dioxide is given off in the reaction
10. The lowest interaction metal
11. All materials shown property of malleability expect
12. Pure gold is off?
13. Arrange the metals copper, zinc and iron in their increasing order of their reactivity.
14. Al2O3 + 2NaOH $\rightarrow$ ..... + H2O(a) Al(OH)3(b) Na2O(c) NaAlO2(d) AlNaO2
15. Which is the most reactive element? (Not according to the reactivity series )
16. In general, anodizing is a process of forming a thick oxide layer of .....
17. Metals have a high
18. Metals react with oxygen to form:
19. If a material can easily be drawn into the shape of a wire, it is
20. The metal that will release hydrogen gas on reacting with Dilute nitric acid will be:
21. Non-metals
22. Generally, non-metals are not conductors of electricity. Which of the following is a good conductor of electricity?
23. Non metal which is good conductor of heat and electricity
24. Symbol of tungston .....
25. Which of the following will conduct electricity?