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प्रश्न
State the type of element for the following:
Copper
विकल्प
Metal
Non-metal
Metalloid
Noble gas
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उत्तर
Metal
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संबंधित प्रश्न
Give the names and symbols of five familiar substances which you think are elements.
What is the significance of the symbol of an element ? Explain with the help of an example.
A student wants to have 3.011 × 1023 atoms each of magnesium and carbon elements. For this purpose, he will have to weigh :
What do the following symbol stand for?
H2
Give the symbol of the following element:
Aluminium
State the type of element for the following:
Calcium
State the valency of the following metallic element and write symbol with the valency
Chromium
State whether the following ion or radical given below of a non-metallic element exhibits valency: 1–, 2– or 3–. (write the ion or radical with the correct valency).
Permanganate
Antimony has the highest tensile strength.
Which letter is never used in any element symbol?
