Advertisements
Advertisements
Question
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Iron
write symbol with the variable valency
Solution
Iron has variable valency 2 and 3
| \[\ce{Fe^{2+}}\] | \[\ce{Fe^{3+}}\] |
| Ferrous | Ferric |
OR
| \[\ce{Fe[II]}\] | \[\ce{Fe[III]}\] |
APPEARS IN
RELATED QUESTIONS
Give two examples of the following:
Solid + Liquid mixture
Give the symbol and the number of atoms of the following elements present in sodium chloride.
State which element exists in the highest percentage in atmosphere.
State the type of element for the following:
potassium
State the type of element for the following:
Sulphur
Give the symbol of the following element:
Nitrate
Write the radical of the following valency:
Aluminium
Write the radical of the following valency:
Zinc
Give the formula of the following acid:
Carbonic
Give the formula of the following gas:
Nitrous oxide
