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प्रश्न
A metal which is neither ductile nor malleable is
विकल्प
Copper
Silver
Zinc
Aluminium
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उत्तर
Zinc
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संबंधित प्रश्न
Which property of graphite is utilised in making electrodes?
The atomic number of an element X is 12.
(a) What must an atom of X do to attain the nearest inert gas electron configuration?
(b) Which inert gas is nearest to X?
Give the composition of an alloy called solder. State its one property and one use.
How are the properties of an alloy different from those of the constitutent elements?
Give reasons
Graphite is used in the leads of pencils
Statements given below are incorrect. Write the correct statements :
Aluminium is best conductor of electricity.
State two important uses of following metal:
Uses of silver
State the position of the following in the periodic table:
Alkaline earth metals
State the position of the following in the periodic table:
Iron and zinc
State the position of the following in the periodic table:
Aluminium
Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:
Oxygen
Write name.
Alloy of sodium with mercury.
Write name.
The reagent that dissolves noble metals.
When a copper coin is dipped in silver nitrate solution, a glitter appears on the coin after some time. Why does this happen? Write the chemical equation.
State a specific reason for using copper in electrical cables
Name the following:
A metal used in flexible pipes.
Which one of the following metals do not react with cold as well as hot water?
Give an example of a metal which
- is liquid at room temperature.
- is the best conductor of heat.
Name two soft metals which can be cut with a knife.
The liquid metal at room temperature ______.
