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प्रश्न
The symbol of a metal element which is used in making thermometers is :
विकल्प
Ag
Hg
Mg
Sg
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उत्तर
Hg
The symbol of the metal used in making thermometers is Hg (Mercury).
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संबंधित प्रश्न
Explain the significance of the symbol H.
Give two examples of the following:
Solid + Liquid mixture
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 type of element for the following:
Boron
State the type of element for the following:
Calcium
Write the radical of the following valency:
Hydroxide
Write the radical of the following valency:
Calcium
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Mercury
write symbol with the variable valency
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Tin
write symbol with the variable valency
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).
Sulphate
