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