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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
Write the full form of IUPAC. Name the elements represented by the following symbols:
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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
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Write the radical of the following valency:
Zinc
Write the radical of the following valency:
Sulphur [Sulphide]
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Hydrochloric
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State the variable valency of the following metal.
Tin
write symbol with the variable valency
What is the significance of the symbol of an element?
