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प्रश्न
Select the correct answer from the choice in the bracket.
The formula of caustic soda.
विकल्प
KOH
Ca(OH)
NaOH
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उत्तर
NaOH
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संबंधित प्रश्न
On what principle are the following methods of separation based? Give one example of a mixture for each of the methods mentioned in which they are used
Magnetic separation
Which particular atom of the above element is used for this purpose ?
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of its
Acetate
State the type of element for the following:
Oxygen
Select the correct answer to the statement given below:
An element present in the earth’s crust, atmosphere and the human body.
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).
Bromide
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).
Nitrate
What does the symbol '(l)' present in a chemical equation, mean?
What does the symbol '(aq.)' present in a chemical equation, mean?
What is the expansion of IUPAC.
