SSLC Science and Technology NIOS IX Welcome to your SSLC Science and Technology NIOS IX Total Questions: 50 Name Mobile No: 1. Rusting is formation of: Aluminium oxide Zinc oxide Copper oxide Iron oxide None Hint 2. Allotropes of carbon include: Iron and copper Zinc and lead Gold and silver Diamond and graphite None Hint 3. Carbon dioxide turns lime water: Milky Green Red Blue None Hint 4. Graphite is used in: Jewellery Pencil lead Utensils Fuel None Hint 5. Sodium is stored in: Oil/Kerosene Water Air Acid None Hint 6. Double and triple bonds are present in: Saturated compounds Alcohols Hydrocarbons only Unsaturated compounds None Hint 7. Compounds containing only single bond are: Saturated Cyclic Unsaturated Aromatic None Hint 8. Burning of carbon produces: Oxygen Carbon dioxide Nitrogen Hydrogen None Hint 9. Simplest organic compound is: Propane Methane Butane Ethane None Hint 10. Ethene belongs to: Alkyne Alkane Alkene Alcohol None Hint 11. Alloy of copper and zinc is: Bronze Solder Steel Brass None Hint 12. Property of carbon to form long chains is called: Isomerism Catenation Polymerisation Saturation None Hint 13. Non-metals are usually: Strong Shiny Hard Dull None Hint 14. Non-metals react with oxygen to form: Basic oxides Neutral oxides Acidic oxides Metal oxides None Hint 15. Detergents are effective in: Distilled water only Hard water also Soft water only Sea water only None Hint 16. Hard water does not form lather with: Acid Alcohol Detergent Soap None Hint 17. Ethyne belongs to: Alkene Alkyne Alkane Ketone None Hint 18. Metals react with acids to produce: Hydrogen gas Carbon dioxide Oxygen Nitrogen None Hint 19. Soap is used for: Lighting Cooking Heating Cleaning None Hint 20. Non-metals gain electrons to form: Molecules Cations Anions Atoms None Hint 21. Diamond is a form of: Iron Carbon Copper Zinc None Hint 22. Ethanol is an example of: Ester Alkane Acid Alcohol None Hint 23. Non-metals are poor conductors of: Heat and electricity Air Light Water None Hint 24. Diamond is: Soft Liquid Hardest natural substance Gas None Hint 25. Metals are generally: Good insulators Non-conductors Good conductors Poor conductors None Hint 26. Metals are good conductors of: Light only Air Heat and electricity Water None Hint 27. Metals lose electrons to form: Molecules Anions Cations Atoms None Hint 28. Organic compounds mainly contain: Oxygen Nitrogen Sulphur Carbon None Hint 29. Methane chemical formula is: CH₄ CO₂ C₂H₆ C₃H₈ None Hint 30. Metal used in utensils: Aluminium Carbon Sulphur Chlorine None Hint 31. Hydrocarbons contain: Hydrogen only Carbon and hydrogen Carbon and oxygen Carbon only None Hint 32. Carbon atomic number is: 12 4 8 6 None Hint 33. Functional group of alcohol is: –OH –COOH –CHO –NH₂ None Hint 34. Gold and silver are: Less reactive Non-metals Highly reactive Gases None Hint 35. Metals react with oxygen to form: Metal sulphide Metal carbonate Metal oxide Metal chloride None Hint 36. Property of drawing metal into thin wires is: Ductility Hardness Brittleness Malleability None Hint 37. Vinegar contains: Lactic acid Citric acid Formic acid Acetic acid None Hint 38. Graphite is a non-metal but conducts: Electricity Air Water Heat None Hint 39. Main component of LPG is: Methane Propane and Butane Ethene Ethane None Hint 40. Rusting requires: Oxygen only Air and moisture Heat only Water only None Hint 41. Property of beating metal into thin sheets is: Hardness Malleability Ductility Elasticity None Hint 42. Most reactive metal is: Gold Copper Potassium Silver None Hint 43. Alloy of iron and carbon is: Brass Copper Steel Bronze None Hint 44. Valency of carbon is: 2 5 4 3 None Hint 45. Metal used for electrical wires: Copper Zinc Lead Iron None Hint 46. Functional group of carboxylic acid: –OH –CO– –COOH –CHO None Hint 47. Carbon forms covalent bond by: Losing electrons Sharing electrons Donating protons Gaining electrons None Hint 48. Non-metal essential for breathing: Oxygen Carbon Nitrogen Hydrogen None Hint 49. Metals are generally: Dull Brittle Soft Shiny (Lustrous) None Hint 50. Metal which is liquid at room temperature: Aluminium Copper Iron Mercury None Hint Time's up Share: admin Previous post SSLC Science and Technology NIOS VIII February 12, 2026 Next post SSLC Science and Technology NIOS X February 13, 2026
