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प्रश्न
A metal which is neither ductile nor malleable is
पर्याय
Copper
Silver
Zinc
Aluminium
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उत्तर
Zinc
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संबंधित प्रश्न
Mark ‘T’ if the statement is true and ‘F’ if it is false.
Generally, non-metals react with acids. ( )
What happens when Iron nails are placed in copper sulphate solution?
Write word equations of the reactions involved.
State one use of the following metal:
Aluminium
The atomic number of an element X is 12.
- What must an atom of X do to attain the nearest inert gas electron configuration?
- Which inert gas is nearest to X?
How does the electrical conductivity of copper alloys, brass and bronze, differ from that of pure copper?
Mention two uses of the following metals and non-metals
Iodine
A metal with melting point less than 50°C is
Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride
Salt of silver, such as ________ is used for making photographic films.
Write name.
Alloy of sodium with mercury.
Write name.
Molecular formula of the common ore of aluminium.
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.
With reference to the following metals state their use in daily life metal:
Lead
State why telegraph poles are painted with aluminium paint.
Name the following:
A metal used in packaging.
A is a reddish-brown metal, which combines with O2 at < 1370 K gives B, a black coloured compound. At a temperature > 1370 K, A gives C which is red in colour. Find A, B, and C with reaction.
Generally, metals are solid in nature. Which one of the following metals is found in a liquid state at room temperature?
Metals are usually solids or gases at room temperature.
Metals and non–metals are used for making ______, ______ and ______.
X [2, 8, 7] and Y [2, 8, 2] are two elements. Using this information, complete the following:
Metal atoms tend to have a maximum of ______ electrons in the outermost shell.
