Advertisements
Advertisements
Question
State the term
The symbolic representation of a molecule ______
Advertisements
Solution
The symbolic representation of a molecule molecular formula.
APPEARS IN
RELATED QUESTIONS
Write the molecular formulae of Calcium hydroxide :
Write the molecular formulae of Iron (III) sulphide:
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)
Which contains more molecules, 10 g of sulphur dioxide (SO2) or 10 g of oxygen (O2) ?
(Atomic masses : S = 32 u ; O = 16 u)
How many units of charge are developed on each atom?
Diagrammatically represent the transfer of electrons.
‘Atoms of the same element or different from Dalton’s atomic theory by the Modern Atomic Theory.
Give two examples each of –
- Atoms of the same element
- Atoms of different elements combining to form a molecule.
Explain the term ‘atomicity’.
Name the following:
The compound formed when iron [Fe2+] combines with oxygen [O2−].
Name the following:
A non-metal which forms a polyatomic molecule with more than three atoms.
Molecule containing more than three atoms are known as ______.
Define molecule.
How many atoms are present in a PO4 3– ion?
How many atoms are present in a `PO_4^(3-)` ion?
What is the fraction of the mass of water due to neutrons?
Express each of the following in kilograms
5.84 × 10−3 mg
Express each of the following in kilograms
58.34 g
Compute the number of ions present in 5.85 g of sodium chloride
