QuestionJune 25, 2026

Total Marks as 1. Which of the following is a non-metal? A to kee C. Sulfur D Aluminum 2. Metals are generally C. Brittle D. Dull A. food constictions B. Good conductors 3. Which metal is lioud at room temperature? A. Ikon is Cooper C. Mercury D. Zinc A. This ability of a metal to be drawn into wires is called: A. Mallestality Ductility C.Hardness D Brittleness B. Which motal is commonly r used for electrical wiring? A.Sulfur B.Copper C.Oxygen D.Chlorine C. Which non metal is sssential for breathing? Altrogen C Sulfur D. Chlorine 7 fledrochemistry is ) The study of C. Sound energy D. No A. Heal changes B. Chemical and electrical energy B. Oxidation is D. Loss of neu A. Gain of electrons C. Gain of protons B. Loss of electrons 9. Reduction D. Loss of hydr A. Gain of electrons B Loss of electrons C. Gain of oxygen 10. The substance that conducts electricity in solution is called: A. Catalyst B. Electrolyte C. Solvent D Oxide Which particle cames electric charge in solution? A. Moscule B. Atom C Ion D. Neutron 12. Pedor reactions involve. A. Only oxidation

Total Marks as 1. Which of the following is a non-metal? A to kee C. Sulfur D Aluminum 2. Metals are generally C. Brittle D. Dull A. food constictions B. Good conductors 3. Which metal is lioud at room temperature? A. Ikon is Cooper C. Mercury D. Zinc A. This ability of a metal to be drawn into wires is called: A. Mallestality Ductility C.Hardness D Brittleness B. Which motal is commonly r used for electrical wiring? A.Sulfur B.Copper C.Oxygen D.Chlorine C. Which non metal is sssential for breathing? Altrogen C Sulfur D. Chlorine 7 fledrochemistry is ) The study of C. Sound energy D. No A. Heal changes B. Chemical and electrical energy B. Oxidation is D. Loss of neu A. Gain of electrons C. Gain of protons B. Loss of electrons 9. Reduction D. Loss of hydr A. Gain of electrons B Loss of electrons C. Gain of oxygen 10. The substance that conducts electricity in solution is called: A. Catalyst B. Electrolyte C. Solvent D Oxide Which particle cames electric charge in solution? A. Moscule B. Atom C Ion D. Neutron 12. Pedor reactions involve. A. Only oxidation
Total Marks as 1. Which of the following is a non-metal? A to kee C. Sulfur D Aluminum 2. Metals are generally C. Brittle D. Dull A. food constictions B. Good conductors 3. Which metal is lioud at room temperature? A. Ikon is Cooper C. Mercury D. Zinc A. This ability of a metal to be drawn into wires is called: A. Mallestality Ductility C.Hardness D Brittleness B. Which motal is commonly r used for electrical wiring? A.Sulfur B.Copper C.Oxygen D.Chlorine C. Which non metal is sssential for breathing? Altrogen C Sulfur D. Chlorine 7 fledrochemistry is ) The study of C. Sound energy D. No A. Heal changes B. Chemical and electrical energy B. Oxidation is D. Loss of neu A. Gain of electrons C. Gain of protons B. Loss of electrons 9. Reduction D. Loss of hydr A. Gain of electrons B Loss of electrons C. Gain of oxygen 10. The substance that conducts electricity in solution is called: A. Catalyst B. Electrolyte C. Solvent D Oxide Which particle cames electric charge in solution? A. Moscule B. Atom C Ion D. Neutron 12. Pedor reactions involve. A. Only oxidation

Solution
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Answer

1. C, 2. B, 3. C, 4. B, 5. B, 6. B, 7. A, 8. B, 9. A, 10. B, 11. C, 12. B (Oxidation and Reduction) Explanation 1. Identify non-metal Sulfur is a non-metal, whereas Copper, Aluminum, and Iron are metals. 2. Identify metal properties Metals are characterized by being good conductors of heat and electricity. 3. Identify liquid metal Mercury is the only metal that exists in a liquid state at room temperature. 4. Define ductility The property of a material to be drawn into thin wires is defined as ductility. 5. Identify electrical wiring material Copper is the standard metal used for electrical wiring due to its high conductivity. 6. Identify essential gas for breathing Oxygen is the non-metal gas essential for human respiration. 7. Define Chemistry Chemistry is the scientific study of matter and the changes it undergoes, including heat changes. 8. Define Oxidation Oxidation is defined as the loss of electrons during a chemical reaction. 9. Define Reduction Reduction is defined as the gain of electrons during a chemical reaction. 10. Identify electrical conductor in solution An electrolyte is a substance that produces an electrically conducting solution when dissolved in a polar solvent. 11. Identify charge carriers in solution Ions are the charged particles (cations and anions) that carry electric current through a solution. 12. Define Redox reactions Redox reactions involve the simultaneous transfer of electrons, meaning both oxidation and reduction occur.

Explanation

1. Identify non-metal<br />Sulfur is a non-metal, whereas Copper, Aluminum, and Iron are metals.<br /><br />2. Identify metal properties<br />Metals are characterized by being good conductors of heat and electricity.<br /><br />3. Identify liquid metal<br />Mercury is the only metal that exists in a liquid state at room temperature.<br /><br />4. Define ductility<br />The property of a material to be drawn into thin wires is defined as ductility.<br /><br />5. Identify electrical wiring material<br />Copper is the standard metal used for electrical wiring due to its high conductivity.<br /><br />6. Identify essential gas for breathing<br />Oxygen is the non-metal gas essential for human respiration.<br /><br />7. Define Chemistry<br />Chemistry is the scientific study of matter and the changes it undergoes, including heat changes.<br /><br />8. Define Oxidation<br />Oxidation is defined as the loss of electrons during a chemical reaction.<br /><br />9. Define Reduction<br />Reduction is defined as the gain of electrons during a chemical reaction.<br /><br />10. Identify electrical conductor in solution<br />An electrolyte is a substance that produces an electrically conducting solution when dissolved in a polar solvent.<br /><br />11. Identify charge carriers in solution<br />Ions are the charged particles (cations and anions) that carry electric current through a solution.<br /><br />12. Define Redox reactions<br />Redox reactions involve the simultaneous transfer of electrons, meaning both oxidation and reduction occur.
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