(d) Some non-metals are ductile. (b) Metals are good conductors of heat and electricity. (b) All non-metals are ductile. Eg. Action with hydrogen. What is the nature of the product? To be able to describe in detail how a metal and non-metal react in oxygen. Which of the following statements is correct? (a) All metals are ductile. (e) How do non-metals react with oxygen? Dec 22, 2020 - Reaction of Non Metals with Oxygen- Materials : Metals & Non-Metals Class 8 Video | EduRev is made by best teachers of Class 8. Hydrogen form a neutral oxide water. 3. Reaction Of Non-Metals with oxygen Non-Metals react with oxygen to form acidic oxides or neutral oxides. Carbon form an acidic oxide carbon dioxide. Some of the concepts discussed in topics under this chapter include reaction with oxygen, reaction with water, reactions with acids, displacement reactions and so on. (d) Name a non-metal which is extremely hard. Explain with an example. Give five examples of non-metals. Question 1. Ans: (i) Metals combine with oxygen to form metal oxides. 2. Watch Reaction of Metals and Non- Metals With Oxygen Videos tutorials for CBSE Class 8 Science. Metal + Oxygen → Metal Oxide 4K + O 2 → 2K 2 O This video is highly rated by Class 8 students and has been viewed 587 times. 4. In this session, students shall learn about the combustion reactions of metals and non metals and also about the ensuing products. The physical properties are insufficient to identify if a substance is metal or a nonmetal and so there is need to test chemical properties of metal and non-metal . (c) Name a non-metals having lustre (shining surface). Metal react with oxygen to form metal Oxide. 4. ( ) (b) Sodium is a very reactive metal. Mark ‘T’ if the statement is true and ‘F’ if it is false. (a) Generally, non-metals react with acids. 2735 Views. 2Cu + O2 → 2CuO; 4Al + 3O2 → 2Al2O3 (ii) In general metals react with water to form a metal oxide or hydroxide and hydrogen gas. Metals do not react with hydrogen but non-metals react with hydrogen to form hydrides. (d) Metals react with acids to produce hydrogen gas. Revise Science chapters using videos at TopperLearning - 1940 What happens when [KVS 2008] NCERT Solutions for Class 8 Science Chapter 4 – 5 Mark Questions and Answers. Reaction of Metals and Non- Metals With Oxygen ,Materials: Metals and Non Metals - Get topics notes, Online test, Video lectures, Doubts and Solutions for CBSE Class 8 on TopperLearning. (c) Iron is more reactive than copper. Metals like K and Na react … (b) Name a non-metals which conducts electricity. Question 1 What happen when carbon react with oxygen? (c) Generally, metals are ductile. Lets start with reaction of metals with oxygen. Sulphur form an acidic oxide sulphur dioxide. (a) Phosphorus is a very reactive non-metal. 5 Downloads. Non-metals do not react with dilute mineral acids. Give equation of the reaction involved. 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