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प्रश्न
Write down the name of a compound represented by the following formula:
Al2(SO4)3
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उत्तर
Aluminium sulphate
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संबंधित प्रश्न
Write down the name of a compound represented by the following formula:
CaCO3
Give the name of the element present in the following compound:
Quick lime
Give the name of the element present in the following compound:
Potassium sulphate
Define: Atomic number
Define: Mass number :
What is the difference between the molecule of an element and the molecule of a compound ? Give one
example of each.
An element X forms the following compounds with hydrogen, carbon and oxygen :
H2X, CX2, XO2, XO3
State the three valencies of element X which are illustrated by these compounds.
Calculate the mass of 3.011 × 1024 atoms of carbon.
State the atomicity of the following:
Neon
Write any two classifications of a molecule.
