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प्रश्न
Write the chemical formula of the following:
calcium sulphide
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उत्तर
CaS
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संबंधित प्रश्न
In the chemical word equation –
Zinc + Sulphuric acid → Zinc sulphate + Hydrogen.
State the reactants and products of the above reaction. What does the arrow indicate?
State the most reactive and the least reactive metal from the following – Zn, Ag, Na, Fe, Cu, Pb.
Write the radical of the following valency:
Sulphite
Write the radical of the following valency:
Bromine [Bromide]
Write the chemical formula of the following:
aluminium chloride
Give the formula of the following acid:
Nitric
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).
Phosphate
Symbol of mercury is
Which of the following would weigh the highest?
