3 which of the Following statement is not correct?(A)Coordination number is the number of Ligands attached to the central metal atom or ions in a coordination
Compound
(B)Coordination number is the number of covalent bonds formed
between the ligands and the Central atom or ion in
a Coordination compound (C)Coordination number in the number of points of attachment
between the Central metal atom or ion and the ligands
attached to it in a Coordination Compound.
(D) Coordination
geometry refers to the arrangement of
Ligands
around a central metal atom or ions in
transition metal compound.​

out of these options:

ability to burn paper

pure sodium reacting violently with water

the boiling point of water

helium does not tend to react with anything

i would say this is a physical property:

helium does not tend to react with anything

why? :

i said helium does not tend to react with anything because well, it reacts to ! but ability to burn paper, pure sodium reacting violently with water, & the boiling point of water are chemical or

physical properties: the properties of a substance that can be observed without changing the chemical makeup of the substance

chemical properties: properties of a substance relating to the chemical nature and reactivity of the substance