Class 10 Science Chapter 3 Metals And Non Metals Quiz 7 (25 MCQs)

Quiz Instructions

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1. Anyodizing whom belong to
2. Amphoteric oxides react with both acids and alkali to form salt and water.Pick the amphoteric oxide
3. Which of these metals is liquid in room temperature?
4. Metals react with water to give
5. Which non-metal is essential for respiration?
6. Of these, the metals which occur in free state as well as combined state are
7. Brass is a mixture of
8. Which of the following is the only metal that exist as a liquid at room temperature?
9. An element X is soft and can be cut with a knife. This is very reactive to air and cannot be kept open in air. It reacts vigorously with water. Identify the element from the following
10. When zinc is added to copper sulphate solution .....
11. Which of the following is the correct arrangement of the given metals in descending order of their reactivity?Zinc, Iron, Magnesium, Sodium
12. Which of the following is a liquid at room temperature?(a) Iron(b) Bromine(c) Iodine(d) Phosphorus
13. Potassium + Oxygen gives
14. Which metal room temperature is left
15. Rock salt is an ore of one of the following metals. This metal is:
16. An excess of iron filings is added to a solution containing a mixture of the iron Mg$^{2+}$, Ca$^{2+}$, Cu$^{2+}$ and Ag+. Which two metals will be displaced from this solution?
17. What property of metals means that heat and electricity can move easily through?
18. Metals generally react with dilute acids to liberate hydrogen gas. Except with an acid X, metals do not liberate hydrogen gas. Which is that acid?
19. Shiny
20. Which of the following metal is not grey in colour?
21. With just 1g of this metal 2km long wire can be drawn
22. What are the constituents of solder alloy?
23. Observe the following chemical equations and identify the correct statement. i) CuSO4 + Fe ..... >FeSO4 + Cu ii) 2AgNO3 + Cu ..... >Cu (NO3)2 + 2 Ag
24. The metal oxides which dissolve in water are called
25. What happens when calcium is treated with water?(i) It does not react with water.(ii) It reacts violently with water.(iii) It reacts less violently with water.(iv) Bubbles of hydrogen gas formed stick to the surface of calcium.