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