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प्रश्न
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
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उत्तर
Mercury exhibits valency 1 and 2
| \[\ce{Hg^{1+}}\] | \[\ce{Hg^{2+}}\] |
| Mercurous | Mercuric |
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संबंधित प्रश्न
Define: Elements-
The atomic number of an element X is 13. What will be the number of electrons in its ion X3+ ?
Match the formulas of the following gases with their correct names :
Gases - (a) H2 (b) N2 (c) O2 (d) Cl2 (e) HCI (f) NH3 (g) CO (h) CO2 (i) SO2 (j) NO (k) NO2.
Names:
(1) Ammonia (2) Nitrogen Dioxide (3) Oxygen (4) Hydrogen (5) Nitrogen (6) Chlorine (7) Carbon Monoxide (8) Sulphur Dioxide (9) Nitrogen Monoxide (10) Carbon Dioxide (11) Hydrogen Chloride
Give the symbol of the following element:
Zinc
State the type of element for the following:
Mercury
Write the radical of the following valency:
Bromine [Bromide]
Write the chemical formula of the following:
aluminium chloride
Give the formula of the following gas:
Nitric oxide
State the valency of the following metallic element and write symbol with the valency
Zinc
What does a chemical symbol represent?
