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  • A chemical change may involve – (a) change in colour only (b) change in temperature only (c) evolution of gas only (d) any or all of the above

A chemical change may involve –

(a)     change in colour only

(b)     change in temperature only

(c)     evolution of gas only

(d)     any or all of the above

Answers (1)

A chemical change might involve a change in colour, temperature, or evolution of gas etc.

Hence option (D) is correct. 

Posted by

Sumit Saini

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