Sodium is a very reactive metal. Solution 6 (a) Aluminium foils are used to wrap food items because aluminium metal is malleable. (d) Coal can be drawn into wires. Q. ... .. is the property of metals by which it can be drawn into wires. a) Generally, non-metals react with acids. (True) Explanation: - III. Q. Question is ⇒ The hardness is the property of a material due to which it., Options are ⇒ (A) can be drawn into wires, (B) breaks with little permanent distortion, (C) can cut another metal, (D) can be rolled or hammered into thin sheets, (E) , Leave your comments or Download question paper. Gold (Au), silver (Ag) are highly malleable elements. ? Sodium is a very reactive metal. Mark for Review (1) Points True (*) False 4. Metal reacts with oxygen to form metallic oxides. (True / False) Coal tar is a mixture of various substances. Question 5. (b) Sodium is a very reactive metal. (c) Copper displaces zinc from zinc sulphate solution. Question 4: Mark ‘T’ if the statement is true and ‘F’ if it is false. True or False? (B) True . ( ) Concept: Non Metals and Its Physical Properties. (c) Non-metals react with dilute acids to produce hydrogen gas. (a) All metals exist in solid form at room temperature. Answer… They are not shiny, not ductile nor malleable, and do not conduct heat or electricity well. ( ) Answer: (i) Generally, non-metals react with acids. State whether the following statements are True or False: Question 1. ( ) (b) Sodium is a very reactive metal. Answer: a → reactive, b → electricity, c → more, d → hydrogen. (a) Generally, non-metals react with acids. Flexible. ( ) (d) Coal can be drawn into wires. 3. Ductility. (a) Generally, non-metals react with acids. (b) Sodium is a very reactive metal. streak. ( ) (d) Coal can be drawn into wires( ) Most metals can be stretched into long wires. (c) Electric current can pass through a sheet of thermoCol. Which of the following properties refers to the ability of metals to be drawn into wires? ( ) (c) Copper displaces zinc from zinc sulphate solution. ( ) (d) Coal can be drawn into wires. Answer: False. Coal can be drawn into wires. (d) Coal can be drawn into wires. (c) Copper displaces zinc from zinc sulphate solution. In a displacement reaction, the more reactive element displaces the less reactive metal from its salt so ‘Copper (b) Instead of metal wires, a jute string can be used to make a circuit. (False) Generally, metals react with acids and release gas. Question 4: Mark ‘T’ if the statement is true and ‘F’ if it is false. Coal Can Be Drawn into Wires. (c) Non-metals react with dilute acids to produce hydrogen gas. True. [ ] (b) Sodium is a very reactive metal. Mark T’ if the statement is true and ‘F’ if it is false. Tags: Question 3 . (a) Generally, non-metals react with acids. (e) Copper displaces zinc from zinc sulphate solution. Answer Questions. Solution 5. Coal can be drawn into wires. True vi. Metals are generally good conductors of electricity, but not good conductors of heat- False. Based upon that statement, which of the following is true? Data models are drawn to show users the actual Data that their new system will contain; only Data listed on the Diagram can be entered into the Database. Mark ‘T’ if the statement is true and ‘F’ if it is false. Answer: (a) False (b) True (c) False (d) False I try to explain in simple terms as of various forms of energy Law of conservation of energy This law states that energy cannot be created nor destroyed but it can only be transferred from one form to another form. These have characteristics opposite those of metals. ( ) (c) Copper displaces zinc from zinc sulphate solution. Ductile. ( ) (b) Sodium is a very reactive metal. (d) Sodium is a … (b) Coal can be drawn into wires. (a) Generally, non-metals react with acids. (c) Non-metals react with dilute acids to produce hydrogen gas. (False) 2. (False) 3. Ductile. If powered exoskeletons become a thing, what kind of jobs would they be suitable for? Ductile means that they can be drawn into wires. The non-metal carbon is used as fuel in the form of coal or charcoal. Sodium is a very reactive metal. State whether the following statements are true or false? (b) Sodium is a very reactive metal. (True) Sodium, Potassium, Calcium etc., are very reactive metals. Generally, non-metals react with acids. Malleable. Immersion rods for heating liquids are made up of non-metallic substances. Copper displaces zinc from zinc sulphate solution. True/False i. False v. Metals are harder than non-metals. Solid iron prllets are heated, melted and drawn into wires. SURVEY . Coal can be drawn into wires. (c) Copper displaces zinc from zinc sulphate solution. Mark ‘T’ if the statement is true and ‘F’ if it is false. ( ) (d) Coal can be drawn into wires. (a) All metals exist in solid form at room temperature. It can be drawn out into wires. ... Is it ok to put multiple (10 or more) electrical wires into a conduit? Ductile (most metals can be drawn out into thin wires like guitars strings or electric wire) 6. Answer. Mark ‘T’ if the statement is true and ‘F’ if it is false. True . 34. SURVEY . Answer: (a) Electric current can flow through metals. Generally, non-metals react with acids. a) Generally, non-metals react … Gallium metal is in solid state at or just above room temperature- False. (False) The reactivity of zinc is higher than copper. Malleable. Mark ‘T’ If the Statement is True and ‘F’ If It is False. Q.4: Mark ‘T’ if the statement is true and ‘F’ if it is false. (a) Generally, non-metals react with acids. 34. Zinc is more reactive than copper. (True / False) Kerosene is not a fossil fuel. answer choices . Mark ‘T’ if the statement is true and ‘F’ if it is false. The property of metals being able to be drawn in wires is called ductility. (a) Generally, non-metals react with acids. Answer. Coal can be drawn into wires. ___________is used to make cans, cars, and … Ductility: Ability of the metals to be melted and drawn into thin wires is called ductility. Question 2. Sodium is a very reactive metal. ( ) (b) Sodium is a very reactive metal. (d) Sodium is a … ( ) Answer. Which of the following statements best describes something that is ductile? ( ) (c) Copper displaces zinc from zinc sulphate solution. Aluminium foils are used to wrap food items. 2. Iron hammers can be used to shape gold. Question 4. Q3. Metals can be spread by hammered or beaten into thin sheets, without breaking because metallic bonds in the metals do not break easily. Correct statement: A compound is formed due to the chemical combination of two or more elements. (b) Coal can be drawn into wires. (d) Sodium is a very reactive metal. (True / False) Answer: 1. Tags: Question 2 . (True / False) Coke is almost pure form of carbon. ( ) (c) Copper displaces zinc from zinc sulphate solution. False ii. Mark ‘T’ if the statement is true and ‘F’ if it is false. (a ) Generally, non-metals react with acids. (C) False . Gold is more malleable than iron. True or False: The direction a vector is drawn indicates the magnitude of the vector.? This is an example of a chemical reaction. True. Answer Questions. Fossil fuels can be made in the laboratory. ( ) Solution: (A) False . non-metals. These solutions for Coal And Petroleum are extremely popular among Class 8 students for Science Coal And Petroleum Solutions come handy for quickly completing your homework and preparing for exams. ( ) Concept: Physical Properties of Metals and Non-metals. When you hit it, it rings like a bell. 3.) 4.) Mark ‘T’ if the statement is true and ‘F’ if it is false. Sonorous. 5. Some properties are listed in the following Table. (b) Coal can be drawn into wires. Correct statement: Coal cannot be drawn into wires, because they are non- metals since non – metals are brittle and non – ductile. ( ) (c) Copper displaces zinc from zinc sulphate solution. Copper displaces zinc from zinc sulphate solution. True iii. Coke is almost pure form of carbon. (F) (ii) Sodium is a very reactive metal. 30 seconds . Flexible. (True) 4. (a) Generally, non-metals react with acids. ... 5 answers. Answer: (a) reactive, (b) electricity, (c) more, (d) hydrogen 4: Mark ‘T’ if the statement is true and ‘F’ if it is false. 30 seconds . (T) ( ) (b) Sodium is a very reactive metal. State whether the following statements are true or false? answer choices . Mark 'True' or 'False' for following statements: (a) Electric current can flow through metals. Compounds can be made up of one atom. Answer: (a) False (b) True (c) False (d) False. ( ) (d) Coal can be drawn into wires. Coal can be drawn into wires. Mark ‘T’ If the Statement is True and ‘F’ If It is False. False iv. 6 answers. Therefore, it can be beaten into thin foils. ( ) c) Copper displaces zinc from zinc sulphate solution. (a) All metals exist in solid form at room temperature. ( ) d) Coal can be drawn into wires. (true or false) All minerals can be classified according to their color. [ ] (c) Copper displaces zinc from zinc sulphate solution. ( ) b) Sodium is a very reactive metal. (F) Concept insight: Coal is a form of carbon which is a non metal. (a) Generally, non-metals react with acids. ( ) Answers: (i) Generally, non-metals react with acids. Copper displaces zinc from zinc sulphate solution. [ ] Answer. True or False - 20307801 4. ( ) (d) Coal can be drawn into wires. ( ) (b) Sodium is a very reactive metal. State whether the following statements are true or false? [ ] (d) Coal can be drawn into wires. True or false, metals tend to lose electrons and nonmetals tend to gain electrons, metal and nonmetals like to form compounds with each other. ... Malleable means that they can be hammered into thin sheets. ( ) (c) Copper displaces zinc from zinc sulphate solution. Coal can be drawn into wires- False. Answer: False. (a) Generally, non-metals react with acids. Generally Non-metallic oxides are acidic in nature and acids react with bases. Can be drawn into wires. Sonorous. (D) Coal can be drawn into wires. ( ) Answer: Generally, non-metals react with acids. A Conceptual Model is not concerned with how the Physical Model will be implemented. (d) Coal can be drawn into wires. (iv) Coal can be drawn into wires. True or False? CNG is more polluting fuel than petrol. Compounds can be made up of one atom- False. Preview this quiz on Quizizz. 4. The most ductile metal is gold. 5.) Living Science 2019 2020 Solutions for Class 8 Science Chapter 5 Coal And Petroleum are provided here with simple step-by-step explanations. Coal Can Be Drawn into Wires. ( ) (b) Sodium is a very reactive metal. The non-metal carbon is used as fuel in the form of coal or charcoal. Q2. True or False , if false correct the statement 1. 3. 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