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प्रश्न
What does the symbol '⇌' present in a chemical equation, mean?
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उत्तर
'⇌' stands for a reversible reaction.
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संबंधित प्रश्न
Give two examples of the following:
Liquid + Liquid mixture:
Give the symbol of the following element:
Boron
Give the symbol of the following element:
Xenon
Give the symbol of the following element:
Iodine
State the type of element for the following:
Phosphorus
Give the formula of the following gas:
Sulphur dioxide
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Copper
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).
Carbonate
What does the symbol '(g)' present in a chemical equation, mean?
______ of some elements are derived from Latin or Greek names of the elements.
