Science : Ch 03 – Metals and Non-metals

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Science : Ch 03 – Metals and Non-metals

This test is designed based on NCERT Syllabus for Class 10 Topics : Metals and Non-metals

  • Each time random 15 questions will be displaced
  • So retake the quiz till you have mastered all the questions

1 / 15

An aluminium strip is retained immersed in freshly prepared ferrous sulphate solution taken in a test tube, the change state is that:

2 / 15

Generally, metals react with acids to give salt and hydrogen gas. Which of the following acids does not give hydrogen gas on reacting with metals (except Mn and Mg)?

3 / 15

The composition of aqua-regia is:

4 / 15

Electrical wires have a coating of an insulating material. The material, overall adopted is:

5 / 15

Shwetha took three beakers A, B and C containing zinc sulphate, silver sulphate and iron (II) sulphate solutions respectively. Copper pieces were added to each beaker. The solution will Become visible blue in the case of:

6 / 15

In the given reaction, Al2O3 + NaOH → …X… + H2O. What is element X?

7 / 15

Which of the following Metal have very low melting points?

8 / 15

The metals that float when dealt with water are:

9 / 15

2 ml each of conc. HCl, HNO3, and a mixture of conc. HCl and conc. HNO3 in the ratio of 3:1 were taken in test tubes labelled as : A, B and C. A small piece of metal was put in each test tube. No change occurred in test tubes A and B but the metal got dissolved in test tube C. The metal could be:

  1. AI

  2. Au

  3. Cu

  4. Pt

10 / 15

Hydrogen gas is not evolved when a metal reacts with nitric acid because

11 / 15

The Lustrous non-metal

12 / 15

The Most malleable and ductile metal

13 / 15

Metal that is best conductor of electricity

14 / 15

Give the formula of the stable binary compounds that would be formed by the combination of following pair of elements: Li and O2

15 / 15

which metal is more reactive?

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