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प्रश्न
Symbol of mercury is
विकल्प
Ag
Hg
Au
Pb
MCQ
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उत्तर
Hg
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संबंधित प्रश्न
Explain the terms 'valency' and 'variable valency'.
Give two examples of the following:
Liquid + Liquid mixture:
Match the symbols of – radicals – with their correct combining power or capacity, (valency).
(a) OH
(b) So4
(c) No3
(d) Co3
Combining power or capacity – A : 3; B : 2; C : 1. (negative valencies)
Give the symbol of the following element:
Zinc
Give the symbol of the following element:
Calcium
State the type of element for the following:
Oxygen
State the type of element for the following:
Zinc
Write the radical of the following valency:
Carbonate
Write the radical of the following valency:
Potassium
The first letter of a symbol is always written as a ______ letter and the second letter as a ______ letter.
