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प्रश्न
Statements given below are incorrect. Write the correct statements :
Zinc is used for making power transmission wires.
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उत्तर
Copper is used for making power transmission wires.
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संबंधित प्रश्न
State one use of Copper.
State one use of Aluminium.
State one use of Mercury.
Mention two uses of the following metals and non-metals
Aluminium
Fill in the blank
_______ is a soft metal.
Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride
______ is a liquid metal.
Write ‘True’ or ‘False’ in front of following statement.
Magnesium is used in making light weight alloys of aluminium.
Write name.
Alloy of sodium with mercury.
State the position of the following in the periodic table:
Halogens
What is it made from? Why?
Pots and pans
With reference to the following metal state its use in daily life:
Magnesium
State a specific reason for using copper in electrical cables
Name the following:
A metal used in packaging.
Match the columns.
| Group A | Group B |
| 1) Copper and Zinc | a) Brass |
| 2) Copper and Tin | b) Bronze |
| c) Stainless steel |
Which one of the following is an example for a metal?
Compare the properties of metals and nonmetals. Give three examples for each.
The most abundant element in the universe is ____________.
An element forms an oxide A2O3 which is acidic in nature. Identify A as a metal or non-metal.
Metals and non–metals are used for making ______, ______ and ______.
Match the following
| i. | Softest metal | a. | Copper |
| ii. | Hardest metal | b. | Sodium |
| iii. | Hardest non–metal | c. | Osmium |
| iv. | Ductility | d. | Diamond |
