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