Advertisements
Advertisements
प्रश्न
Fill in the blank:
A molecule of an element is _________.
Advertisements
उत्तर
A molecule of an element is chorine.
APPEARS IN
संबंधित प्रश्न
How many atoms are present in a H2S molecule?
What does 2C02 represent ?
Write the molecular formulae of Aluminium sulphate :
State the term
The symbolic representation of a molecule ______
In hydrogen peroxide (H2O2), the proportion of hydrogen and oxygen by mass is :
Write the cations and anions present, if any, in the following :
- CH3COONa
- NaCl
- H2
- NH4NO3
Calculate the number of molecules present in a drop of chloroform (CHCl3) weighing 0.0239 g.
(Atomic masses : C = 12 u ; H = 1 u ; Cl = 35.5 u)
Diagrammatically represent the transfer of electrons.
Explain the term ‘atomicity’.
State the correct formula of the following from the option given:
Calcium hydroxide
State the correct formula of the following from the option given:
Sodium bisulphite
State the correct formula of the following from the option given:
Aluminium phosphate
State the correct formula of the following from the option given:
Copper [II] nitrate
Define molecule.
Express each of the following in kilograms
58.34 g
A group of atoms carrying a fixed charge on them is called ————.
______ can be formed by the same or different kinds of atoms.
A molecule containing three atoms is called a ______ molecule.
A molecule that contains only one atom is called ______ molecule.
