Advertisements
Advertisements
Question
Write the radical of the following valency:
Iodine
Options
1+
2+
3+
1−
2−
3−
Solution
1−
APPEARS IN
RELATED QUESTIONS
Give the symbols and valencies of following radicals:
(a) Hydroxide (b) Chloride
(c) Carbonate (d) ammonium
(e) Nitrate
An atom of an element is denoted by a “symbol” Explain the meaning of the term ‘symbol’. State a reason for representing the following element by its symbol.
Copper by ‘Cu’
Give a reason why elements are tabulated in a table called the ‘Periodic table’.
Give the symbol of the following element:
Silicon
State the type of element for the following:
Mercury
State the type of element for the following:
Calcium
State the type of element for the following:
Arsenic
State the type of element for the following:
Phosphorus
State the type of element for the following:
Aluminium
What does the symbol '→' present in a chemical equation, mean?
