72. C2H5OC3H7 and CH30C4H9 are (1) Chain isomers (2) Position isomers (3) Metamers (4) Functional group isomers Correct answer with explanation will be marked brainliest

72. C2H5OC3H7 and CH30C4H9 are (1) Chain isomers (2) Position isomer

1.	72. C2H5OC3H7 and CH30C4H9 are (1) Chain isomers (2) Position isomers (3) Metamers (4) Functional group isomers Correct answer with explanation will be marked brainliest
Answer» 4) FUNCTIONAL GROUP isomersmark me as BRAINLIEST...