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प्रश्न
State the type of element for the following:
Aluminium
विकल्प
Metal
Non-metal
Metalloid
Noble gas
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उत्तर
Metal
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संबंधित प्रश्न
State whether the following statement is true or false:
The symbol of element cobalt is CO.
Explain the significance of the symbol H.
Match the symbols of metallic elements – with their correct combining power or capacity.
(a) K
(b) Zn
(c) Al
(d) Na
(e) Ca
Combining power or capacity – A : 3 ; B : 2 ; C : 1. (positive valencies)
Write the formula of the compound formed – given symbols and combining power or capacity (valency) of the following element in the compound.
Na1+ Cl1-
Give the symbol of the following element:
Potassium
Give the symbol of the following element:
Arsenic
Write the chemical formula of the following:
aluminium chloride
Give the formula of the following gas:
Nitrogen dioxide
The chemical symbol for sodium is
What is the expansion of IUPAC.
