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प्रश्न
Write the constituent elements and their symbols for the following compounds.
- Carbon monoxide
- Washing soda
उत्तर
| Compound | Symbols | Constituent elements |
| Carbon monoxide | (CO) | Carbon and oxygen |
| Washing soda | (Na2CO3) | Sodium, carbon, and oxygen |
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संबंधित प्रश्न
An element which can exhibit valencies of 2, 4 and 6 can be :
If the symbol for Cobalt, Co, were written as CO, what would be wrong with it?
Match the noble gases – with their correct symbols:
| Noble gases | Symbols |
| (a) Helium | (1) Ar |
| (b) Neon | (2) Xe |
| (c) Argon | (3) Rn |
| (d) Krypton | (4) He |
| (e) Xenon | (5) Kr |
| (f) Radon | (6) Ne |
Give the symbol of the following element:
Sodium
State the type of element for the following:
Neon
Write the radical of the following valency:
Sulphur [Sulphide]
Write the radical of the following valency:
Carbonate
State the valency of the following metallic element and write symbol with the valency
Zinc
State the valency of the following metallic element and write symbol with the valency
Chromium
Name three metals whose symbols are derived from the first letter of the name of the element.
