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प्रश्न
Name the following:
A metal used in packaging.
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उत्तर
Aluminium
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संबंधित प्रश्न
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?
Give the composition of an alloy called solder. State its one property and one use.
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How are the properties of an alloy different from those of the constituent elements?
Mention two uses of the following metals and non-metals
Aluminium
Mention two uses of the following metals and non-metals
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State two important uses of following metal.
Uses of copper
State two important uses of following metal
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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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Write scientific reason.
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Molecular formula of the chloride of an element X is XCl. This compound is a solid having high melting point. Write name of any element present in the same group as X
What was Mendeleev's basis for the classification of elements?
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Zinc
With reference to the following metals state their use in daily life metal:
Lead
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A white crystalline solid which decrepitates on heating leaving a residue which fuses with the glass and evolves two gases one of which is coloured and acidic.
Write scientific reason.
Meena’s mother uses lemon or tamarind for cleaning copper vessels turned greenish.
Can you store pickle in an aluminium utensil? Give reason.
Why are bells made of metals?
The metal can be cut with a knife ______.
Metals have high melting points.
