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प्रश्न
State the type of element for the following:
Fluorine
पर्याय
Metal
Non-metal
Metalloid
Noble gas
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उत्तर
Non-metal
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संबंधित प्रश्न
The symbols of the elements cobalt, aluminium, helium and sodium respectively written by a student are as
follows. Which symbol is the correct one ?
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State the type of element for the following:
Copper
Write the radical of the following valency:
Sulphite
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Oxygen
Give the formula of the following gas:
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State the variable valency of the following metal.
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write symbol with the variable valency
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).
Carbonate
Which of the following symbols of elements are incorrect? Give their correct symbols
- Cobalt CO
- Carbon c
- Aluminium AL
- Helium He
- Sodium So
The first letter of a symbol is always written as a ______ letter and the second letter as a ______ letter.
