Advertisements
Advertisements
प्रश्न
Select the correct answer from the choice in the bracket.
The formula of caustic soda.
विकल्प
KOH
Ca(OH)
NaOH
Advertisements
उत्तर
NaOH
APPEARS IN
संबंधित प्रश्न
Write the symbols of helium, silver, krypton, antimony, barium.
State whether the following statement is true or false:
The symbol of element cobalt is CO.
What is meant by atomicity? Name the diatomic element.
Write the chemical formula of the following:
magnesium sulphate
Give the formula of the following acid:
Nitric
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).
Iodide
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
What does the symbol '(s)' present in a chemical equation, mean?
Describe the different ways in which we can write the symbols of elements. Give appropriate examples.
What is the significance of the symbol of an element?
