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WorksheetsChemistry quiz
Total questions: 12
Worksheet time: 12mins
The number of atoms present in a molecule of any element or compound is called
Atomicity
Mass number
Atomic number
Molecules with an atomicity of 2 are known as
Diatomic
Triatomic
Suntomic
The molecular formula of ozone is (a) .
Molecules with an atomicity of 1 are known as (a) .
Molecules with an atomicity of 4 are known as (a) .
In writing the molecular formula of elements, the number on the right hand, the symbol denotes the
charge on the element
number of atoms in a molecule
number of electrons in a molecule
number of protons in a molecule
Fluorine is represented by the symbol
F
Fl
Fu
Mass number of Beryllium is
9
8
5
The symbolic representation of a chemical reaction is called (a) .
The substance which undergo change in a chemical reaction (a) .
The the outermost shell of an atom is known as its (a) .
The symbol of chlorine is
Ch
Cl
