Advertisements
Advertisements
Question
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Mercury
write symbol with the variable valency
Advertisements
Solution
Mercury exhibits valency 1 and 2
| \[\ce{Hg^{1+}}\] | \[\ce{Hg^{2+}}\] |
| Mercurous | Mercuric |
APPEARS IN
RELATED QUESTIONS
Define: Compounds
What do you understand by :
Noble gases
Give two symbols which have been derived from the "English names" of the elements.
Define atomic mass unit. What is its symbol ?
Fill in the blank:
Symbolic expression for a molecule is called _____.
Give the symbol and the number of atoms of the following elements present in sodium chloride.
Give the symbol of the following element:
Iodine
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).
Iodide
What does the symbol '⇌' present in a chemical equation, mean?
Describe the different ways in which we can write the symbols of elements. Give appropriate examples.
