All that glitters is not gold what is details?

"All that glitters is not gold" is an aphorism stating that not everything that looks precious or true turns out to be so. This can be applied to just about any experience in life.

Who says all that glitters is not gold?

Portia

As he unlocks it, he is dismayed to find a picture, not of Portia but of Death, with a message written in its hollow eye: "All that glisters is not gold; / Often have you heard that told. / Many a man his life hath sold / But my outside to behold. / Gilded tombs do worms enfold."

Explanation:

All That Glitters Is Not Gold Meaning

The proverb all that glitters is not gold means that something may not be as beneficial or as valuable as it appears. This common phrase can refer to people or objects.

substituting a hydrogen atom with a halogen in a hydrocarbon:

- the single bond remains single. a is wrong.

- the bond with hydrogen is as strong as with a halogen. c is wrong

- a hydrocarbon is saturated if there is no double bond. we do not know that so d is wrong.

- carbon will always have four valence electrons. e is wrong.

by elimination, the correct answer is b. the boiling point of the new compound increases.