MCQ Class 10 Science Chapter 3 Metals and Non-Metals

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MCQ’s For All Chapters – Science Class 10th

1. The electronic configuration of three elements X, Y and Z are as follows:
X = 2, 4, Y = 2, 7, Z = 2,1 Which two elements will combine to form an ionic compound and write the correct formula,

Question 1 of 13

2. The highly reactive metals like Sodium, potassium, Magnesium, etc. are extracted by the

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3. Which of the following non-metal is lustrous?

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4. Example of an amphoteric oxide is:

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5. Which one among the following is an acidic oxide?

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6. The atomic number of an element ‘X’ is 12. Which inert gas is nearest to X?

Question 6 of 13

7. The process in which a carbonate ore is heated strongly in the absence of air to convert it into metal oxide is called

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8. Oxides of moderately reactive metals like Zinc, Iron, Nickel, Tin, Copper etc. are reduced by using

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9. In thermite welding a mixture of …… and …… is ignited with a burning magnesium ribbon which produces molten iron metal as large amount of heat is evolved.

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10. Galvanisation is a method of protecting iron from rusting by coating with a thin layer of

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11. 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

Question 11 of 13

12. Amalgam is an alloy of

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13. Copper objects lose their shine and form green coating of

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Comments

  1. asfia says:
    January 17, 2024 at 1:42 pm

    This app provides you very informative mcqs

    Reply

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