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प्रश्न
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).
Hydroxide
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उत्तर
| Name | Symbol | Ion | Valency |
| Hydroxide | \[\ce{[OH]}\] | \[\ce{[OH]^{1-}}\] | −1 |
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संबंधित प्रश्न
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:
Sulphur [sulphide]
Give the symbol of the following element:
Arsenic
State the type of element for the following:
Chlorine
State the type of element for the following:
Iodine
Write the radical of the following valency:
Oxygen
Give the formula of the following acid:
Sulphuric
State the valency of the following metallic element and write symbol with the valency
Calcium
What is the expansion of IUPAC.
Write a note on Greem symbols.
