Advertisements
Advertisements
Question
Write the chemical formula of the following:
calcium sulphide
Advertisements
Solution
CaS
APPEARS IN
RELATED QUESTIONS
Two elements X and Y have valencies of 5 and 3, and 3 and 2, respectively. The elements X and Y are most likely to be respectively :
What do the following symbol stand for?
H2
Fill in the blank:
Symbolic expression for a molecule is called _____.
Give the symbol of the following element:
Boron
State the type of element for the following:
Zinc
Write the radical of the following valency:
Sulphur [Sulphide]
Write the chemical formula of the following:
aluminium chloride
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).
Nitrate
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).
Bisulphite
