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प्रश्न
Write the constituent elements and their symbols for the following compounds.
- Carbon monoxide
- Washing soda
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उत्तर
| Compound | Symbols | Constituent elements |
| Carbon monoxide | (CO) | Carbon and oxygen |
| Washing soda | (Na2CO3) | Sodium, carbon, and oxygen |
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संबंधित प्रश्न
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of its
Acetate
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
State which element exists in the highest percentage in human body.
Give the symbol of the following element:
Sodium
Write the radical of the following valency:
Carbonate
Complete the statement given below by filling in the blanks with the correct words.
From the elements – He, Br, Pt and O; the element which forms a polyatomic molecule is ________ and which is liquid at room temperature is ________.
Name three metals whose symbols are derived: from their Latin names.
The chemical symbol for sodium is
Which of the following would weigh the highest?
Which letter is never used in any element symbol?
