Property by which metals can be beaten into sheets
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The property of metals by which they can be beaten into thin sheets is called ____
a) Ductilityb) Sheetabilityc) Metallicd) MalleabilityAnswerAnswer: (d)2. The property of metal by which it can be drawn into wires is called ______a) Ductilityb) Sheetabilityc) Metallicd) MalleabilityAnswerAnswer: (a)3. The metal found in liquid state isa) Ironb) Aluminiumc) Mercuryd) GoldAnswerAnswer: (c)4. When a copper vessel is exposed to moist air for long, it acquires a dull green coating. The green material is a mixture ofa) Copper oxide and Copper Nitrateb) Copper hydroxide & Copper Carbonatec) Copper carbonate and Copper sulphated) Copper hydroxide and Copper NitrateAnswerAnswer: (b)5. When sulphur dioxide is dissolved in water __________ is formed.a) Sulphuric acidb) Sulphoxy acidc) Sulphurous acidd) Sulphur trioxideAnswerAnswer: (c)6. Sodium metal is stored ina) waterb) Kept under open airc) alcohold) KeroseneAnswerAnswer: (d)7. Phosphorus is stored ina) waterb) Kept under open airc) alcohold) KeroseneAnswerAnswer: (a)8. Since metals produce ringing sounds, they are said to be ____.a) Sound metalb) Sonorousc) Ring metald) malleableAnswerAnswer: (b)9. A substance which cannot be broken down further by chemical reactions, by cooling, heating, or by electrolysis, is called ______a) Metalb) Non Metalc) Elementd) CompoundAnswerAnswer: (c)10. They are not sonorous and are poor conductors of heat and electricity. These materials area) elementsb) Metalsc) Compoundd) Non metalsAnswerAnswer: (d)