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प्रश्न
Give the formula of the following acid:
Carbonic
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उत्तर
Carbonic – H2CO3
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संबंधित प्रश्न
The anion of an element has ______.
Write the full form of IUPAC. Name the elements represented by the following symbols:
Au, Pb, Sn, Hg
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)
State the type of element for the following:
Boron
Give the symbol of the following element:
Phosphate
Give the formula of the following gas:
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State the valency of the following metallic element and write symbol with the valency
Chromium
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Aluminate
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).
Sulphide
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