It is an important topic and answering the MCQs prepared based on the concepts of this chapter will help the students to prepare more competently for the exams. Question 14. Class 8 Science Chapter 4 Materials: Metals and Non-metals MCQ (Multiple Choice Questions) with Answers is available here in PDF format. (a) malleability Which of the following is true about metals: These MCQ Questions on Materials: Metals and Non-Metals Class 8 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. These MCQ Questions on Materials: Metals and Non-Metals Class 8 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Question 10. A liquid metal is: Mercury. The colour of chlorine is yellowish green. But all the metals do not react with bases like “Sodium Hydroxide” to produce hydrogen gas. 31. (a) natural oxides The vigour (or intensity) of reaction of a metal with water depends on its chemical reactivity. (c) copper Check the below NCERT MCQ Questions for Class 8 Science Chapter 4 Materials: Metals and Non-Metals with Answers Pdf free download. (a) sodium There chapter wise Practice Questions with complete solutions are available for download in myCBSEguide website and mobile app. (b) gold Name the gas evolved when magnesium reacts with dilute hydrochloric acid, The metal which is not corroded by air, water and acid is, Materials having qualities of both metals and non-metals are. Sodium and potassium are stored in kerosene. After selecting the option you may see the correct answer and its explanation also. (a) sodium State whether the following statements are True or False: Question 1. What is the property that makes metals shine called? Zinc metal also reacts with sodium hydroxide solution to form hydrogen gas. 15. (b) carbon Graphite is a non-metal having very high melting point. zinc can displace copper from its copper sulphate solution as zinc is more reactive than copper. Both . Question 12. The pair of metals that are soft and can be cut with a knife. Welcome to Quiz - Class 8 Science Chapter 4. The metal having fastest rate of formation of bubbles of hydrogen with dil. (b) zinc (b) aluminium Although, aluminum and zinc are the two common metals which react with base (like sodium hydroxide) to produce hydrogen gas. What Policies Can Help Students Affected by COVID-19? Sodium is most reactive and stored in kerosene oil. Zinc is ………………….. reactive than copper. Question 18. (a) Cu and AgNO3 solution(b) Ag and FeSO4 solution(c) Cu and NaCl solution(d) Mg and NaCl solution, ⇨ Extra Questions⇨ MCQ Questions⇨ Important Questions⇨ Sample Papers ⇨ NCERT Notes ⇨ NCERT Solutions⇨ NCERT Book. Question 20. (a) copper The surface of most metals have shiny appearance. Ability of the metals to be melted and drawn into thin wires is called ductility. We hope the given NCERT MCQ Questions for Class 8 Science Chapter 4 Materials: Metals and Non-Metals with Answers Pdf free download will help you. (c) magnesium (c) sodium Which of the following metals is an exception and can be cut with a knife? Free PDF Download of CBSE Science Multiple Choice Questions for Class 8 with Answers Chapter 4 Materials: Metals and Non-Metals. Non-metals react with oxygen to produce non-metallic oxides which are acidic in nature. (c) generally, metals are ductile }, Welcome to Quiz – Class 8 Science Chapter 4. (a) chlorine When sulphur dioxide is dissolved in water __________ is formed. (d) sonorus. Also, answering the MCQs will help a student to get more acquainted solving objective questions. (a) Na > Au > Fe > Mg(b) Na > Mg > Fe > Au(c) Mg > Fe > Na > Au(d) Mg > Na > Fe > Au. 24. (d) Gold, Question 17. (c) both moisture and air is required window.qmn_quiz_data = new Object(); Question 1. Question 23. Out of these, which one is more reactive with water? Non-metals are ………………….. conductors of heat and electricity. (b) Gold (d) Zinc is costlier than tin. These Extra Questions with solution are prepared by our team of expert teachers who are teaching grade in CBSE … Question 12. The metal not corroded by air, water and acid is : Sodium is more reactive than magnesium. Metals generally shine brilliantly and can be highly polished. Therefore, here option [A] is incorrect. (c) ductility Both moisture and air is required for rusting of iron. Match the following items given in Column ‘A’ with that in Column ‘B’: State whether the statements given below are True or False: 1. Which of the following pairs of compounds undergo displacement reaction when they react with each other? Everything around us is categorized into either metals or non-metals. copper cannot displace zinc from its solution zinc sulphate is copper is less reactive than zinc. MCQ Questions for Class 8 Science with Answers were prepared based on the latest exam pattern. (a) sonority(b) malleability(c) ductility(d) lusture. Log in. In general, we can say that some metals react with “Sodium Hydroxide” to produce hydrogen gas. (a) amphoteric(b) alkaline(c) neutral(d) acidic. MCQ Questions for Class 8 Science with Answers were prepared based on the latest exam pattern. Since metals produce ringing sounds, they are said to be _______. The shiny appearance on the cut surface of metals is called ………………….. Sodium is very reactive metal, so it reacts violently even with cold water. Question 18. Non-metals react with oxygen and form: (c) gold and . (d) none of these. Arrange the following in the order of their decreasing chemical activity: magnesium, potassium, iron and gold. (b) nitrogen The green material is a mixture of, (a) Copper oxide and Copper Nitrate(b) Copper hydroxide & Copper Carbonate(c) Copper carbonate and Copper sulphate(d) Copper hydroxide and Copper Nitrate, Answer: (b) Copper hydroxide & Copper Carbonate. ………………….. is the property of metals by which it can be drawn into wires. (b) copper (b) aluminium Metals like zinc and aluminium react with sodium hydroxide to produce ____ gas. They are not sonorous and are poor conductors of heat and electricity. Question 13. Question 21. CBSE Class 8 History Chapter 4 Important Questions. (b) metal generally have a shiny appearance Question 16. A solution of . (c) iron Tests are divided in sets of 5 questions. Practice here the complete NCERT Textbook Chapter 4 of class 8 Science in the form of MCQs with answers and explanation for academic session 2020-2021. (b) white Answer: (a) Carbon is the most malleable metal. शिक्षण प्रक्रिया में शिक्षक को अनेक कार्य एक साथ करने पड़ते हैं जैसे लिखना, प्रश्न पूछना, स्पष्ट करना, प्रदर्शन करना आदि... शिक्षण कौशल ( Teaching Skill) Silver is the best conductor of electricity. CBSE Class 8 Science Metals and Non-metals Objective Questions help the students to understand the concepts thoroughly and to score good marks. We use non-metals in different ways. HCl is (c) magnesium Download PDFs of the Question Papers (c) silver The metal which is poorest conductor of heat is: A substance is said to be sonorous if it _________. (c) acidic oxides The property of metals by which they can be beaten into thin sheets is called ____, (a) Ductility(b) Sheetability(c) Metallic(d) Malleability, 2. (d) aluminium. (c) iodine Metals generally have a shiny appearance. Question 29. (a) sonorous Quiz - MCQ Questions for Class 8 Science Chapter 4 All Chapters quizzes, Notes, and Question Papers. Sodium metal is soft whereas gold, silver and copper are solids. Copper is used for electrical wiring. Wish you All The Best for Future Studies! Copper will not liberate hydrogen gas when attacked by dilute hydrochloric acid because it is very low in reactivity series. A substance which cannot be broken down further by chemical reactions, by cooling, heating, or by electrolysis, is called ______, (a) Metal(b) Non-metal(c) Element(d) Compound, 10. (b) Copper is a good conductor of electricity. Have a glance at the MCQ of Chapter 4 Science Class 8 and cross-check your answers during preparation. (d) none of these. Sodium cannot be stored in packets because it will catch fire. (a) Carbon(b) Mercury(c) Iodine(d) Fluorine. (c) basic oxides (d) sulphur dioxide and Nitrogen dioxide, (d) sulphur dioxide and Nitrogen dioxide This characteristic metallic feature is called lustre. The solution thus obtained is ___ in nature. We have Provided Understanding Laws Class 8 Civics MCQs Questions with Answers to help students understand the concept very well. Mercury metal is in the liquid state at room temperature. Question 15. MCQ Questions for Class 8 Science with Answers are prepared as per the Latest Exam Pattern. When a copper vessel is exposed to moist air for long, it acquires a dull green coating. (c) Zinc has a higher melting point than tin. (a) magnesium, potassium, iron, gold These MCQ's are extremely critical for all CBSE students to score better marks. (c) malleability Density of metals is high. Choose the correct option in the following questions: Which of the following is a liquid at room temperature? Question 8. (d) graphite. Question 8. The metal that is found in the liquid state at room temperature. (a) sodium Thus, an atom of liquid sulphur or vapour forms of sulphur would be same as that of solid sulphur. 12. (b) S04 is displaced MCQ Questions for Class 8 Social Science with Answers were prepared based on the latest exam pattern. (d) none of these. (b) bromine (a) Magnesium(b) Manganese(c) Potassium(d) Calcium. Gold is at the ………………….. of the reactivity scries of metals. Question 8. Give more and more test to be confident in topic of metals and non-metals. (c) potassium, magnesium, iron, gold The chapter-wise multiple choice questions from Class 8 NCERT Science will help you in understanding and checking your knowledge about the chapter. Hydrogen gas is produced when metals react with sodium hydroxide. (a) magnesium A mineral from which. (a) iron is displaced 30. Which one of the following metals will not liberate hydrogen gas when attacked by dilute hydrochloric acid: (a) Aluminium(b) Mercury(c) Iodine(d) Bromine. Magnesium is higher in reactivity series therefore the rate of formation of bubbles of hydrogen with dil HC1 is fastest. Gold (Au), silver (Ag) are highly malleable elements. Take online test of the chapters from NCERT Science Textbooks of Class 8. Question 5. 14. find use in photography. (c) Silver When metal changes its state from solid to vapour, the atom also changes its shape. If you feel any information regarding CBSE Class 8 Science Materials: Metals and Non-Metals MCQs Multiple Choice Questions with Answers is missing do reach us and we will look into it and add it accordingly. (b) sonority (d) aluminium. The entire NCERT textbook questions have been solved by best teachers for you. Question 7. Science MCQs for Class 8 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. (b) sonority Coal is ………………….. conductor of electricity. (a) mercury By practicing Class 8 History Chapter 4 MCQ with Answers, you can score well in the exam. Generally, metals are ductile. All the questions are confined to grade 8 science chapter 4 NCERT textbook only. 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