CBSE Class 10 Science NCERT Solutions: Chapter 3, Metals and Non-metals

For all the questions given in CBSE Class 10 Science NCERT book we have collated detailed and accurate answers that will help students learn the right technique to write perfect answers in the annual exams and score optimum marks.

In this article we are providing the NCERT solutions for Class 10 Science chapter 3, Metals and Non-metals. Our subject experts have reviewed these NCERT solutions to provide you the error free content which will make it easy for you to make an effective preparation for the annual exams.

Students may download all the NCERT Solutions for CBSE Class 10 Science chapter – Metals and Non-metals, in the form of PDF.

Some of the questions and their solutions from NCERT Solutions for Class 10: Metals and Non-metals, are as follows:

Q. Why sodium is kept immersed in kerosene oil?

Sol. Sodium is a very reactive metal. It can combine with air & water. Thus, it can catch fire if kept in open. In order to prevent accidental fires and accidents, sodium is stored in kerosene oil.

Q. Why do ionic compounds have high melting points?

Sol. Ionic compounds have strong electrostatic forces of attraction between them. Thus, it requires a lot of energy to overcome these forces. That is why ionic compounds have high melting points.

Class 10 Science NCERT Exemplar Problems and Solutions

Q. Which of the following pairs will give displacement reactions?

(a) NaCl solution and copper metal

(b) MgCl₂ solution and aluminium metal

(C) FesO₄ solution and silver metal

(d) AgNO₃ solution and copper metal.

Sol. (d) AgNO₃ solution and copper metal

Q. Name two metals which will displace hydrogen from dilute acids, and two metals which will not.

Sol. Metals that are more reactive than hydrogen displace it from dilute acids. For example sodium and potassium Metals that are less reactive than hydrogen do not displace it. For example copper and silver

Get the complete the NCERT solutions for Class 10: Metals and Non-metals, from the following link:

Class 10 Science NCERT Chapter: Metals and Non-metals

Before solving the questions given in the Class 10 Science NCERT chapter- Metals and Non-metals, students should thoroughly read this chapter to grasp all the concepts explained in it. This will help you understand the problem discussed in a question and then come with an appropriate answer.

Main topics discussed in Class 10 Science chapter: Metals and Non-metals are:

• Physical properties of metals and non-metals
• Chemical properties of metals
• Reaction between metals and non-metals
• Properties of ionic compounds
• Occurrence of metals
• Extraction of metals
• Refining of metals
• Corrosion and its prevention

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