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प्रश्न
Write the chemical formula of the following:
magnesium sulphate
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उत्तर
MgSO4
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संबंधित प्रश्न
The English name of an element is potassium, its Latin name will be :
What do the following symbol stand for?
2H
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:
Platinum
State the type of element for the following:
Sodium
Write the radical of the following valency:
Oxygen
Give the formula of the following gas:
Nitrous oxide
Give the formula of the following gas:
Nitrogen
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).
Nitride
What does the symbol '(s)' present in a chemical equation, mean?
