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प्रश्न
What is ductility?
एका वाक्यात उत्तर
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उत्तर
Metals can be drawn into thin wires. This property of metals is called ductility.
Example: Copper wires.
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संबंधित प्रश्न
State one use of Mercury.
How are the properties of an alloy different from those of the constitutent elements?
Write ‘true’ or ‘false’ for the following statement :
Silver is used to make electric cables.
Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:
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Which is the non-ionic compound in the compounds given below.
AgNO3 + Nacl → AgCl + NaNO3
State the position of the following in the periodic table:
Halogens
Give reasons for the following.
- Aluminum foils are used to wrap food items.
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- Mercury is used in thermometers.
Which of the following is not a metal?
Silver and copper are very good conductors of electricity.
Match the following
| i. | Softest metal | a. | Copper |
| ii. | Hardest metal | b. | Sodium |
| iii. | Hardest non–metal | c. | Osmium |
| iv. | Ductility | d. | Diamond |
