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प्रश्न
Write the radical of the following valency:
Iodine
विकल्प
1+
2+
3+
1−
2−
3−
उत्तर
1−
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संबंधित प्रश्न
Define: Compounds
Give two examples of the following:
Solid + Liquid mixture
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-
Select the correct answer from the choice given below.
The symbol of mercury is
Give the symbol of the following element:
Boron
Give the symbol of the following element:
Phosphorus
State the type of element for the following:
Arsenic
Write the radical of the following valency:
Sulphite
Write the chemical formula of the following:
aluminium chloride
