Question

6. Which of the following is not a property of compounds? (a) They have fixed chemical composition. (b) They have fixed melting and boiling points. (c) Their constituent elements are separated by physical methods. (d) Energy is either absorbed or evolved during their formation.​

Answer 1

Answer :

(c) their constituent elements are separated by physical methods.

Explanation :

all compounds cannot be separated by physical methods some need electric energy, some need light energy etc.

hope u understood

Answer 2

Answer:

c) Their constituent elements are separated by physical methods.

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