Advertisements
Advertisements
प्रश्न
What do the following abbreviations stand for ?
- O
- 2O
- O2
- 3O2
Advertisements
उत्तर
- O stands for an atom of oxygen.
- 2O refers to two atoms of oxygen which are not chemically bonded.
- O2 refers to a molecule of oxygen in which atoms are chemically bonded to give a molecule of oxygen gas.
- 3O2 refers to three molecules of oxygen.
APPEARS IN
संबंधित प्रश्न
Write the chemical formula of the Magnesium chloride.
What is meant by a chemical formula ? Write the formulae of one element and one compound.
An element X has a valency of 4 whereas another element Y has a valency of 1. What will be the formula of the compound formed between X and Y ?
Give the empirical formula of Acitic Acid CH3COOH.
Name the element in the compound and give the formula of the following compound:
Green vitriol
Write the formula of the following compound:
Potassium plumbite
Write the formula of the following compound:
Sodium nitrate
Write the formula of the following compound:
Aluminium hydroxide
Write the chemical formula for the following compounds
- Aluminium sulphate
- Silver nitrate
- Magnesium oxide
- Barium chloride
There are ______ hydrogen atoms in water molecule.
