October 31, 2024, 09:25:07 PM
Forum Rules: Read This Before Posting


« previous next »
Pages: [1]   Go Down

Topic: identifying atoms  (Read 2041 times)

0 Members and 1 Guest are viewing this topic.

Offline Mustapha

  • Very New Member
  • *
  • Posts: 1
  • Mole Snacks: +0/-0
identifying atoms
« on: September 24, 2014, 07:44:51 AM »
Given a dark shiny solid, what nondestructive test can be used to determine if it is an iodine or a metallic element.
Logged

Offline kriggy

  • Chemist
  • Sr. Member
  • *
  • Posts: 1520
  • Mole Snacks: +136/-16
Re: identifying atoms
« Reply #1 on: September 24, 2014, 07:57:39 AM »
The best is IMO mass spectrometry. It is destructive, however, it requires only very small amounts of sample. Or you can dissolve a bit in ethanol and then drop a few drops into starch solution and it should turn blue if its iodine
Logged

Offline Borek

  • Mr. pH
  • Administrator
  • Deity Member
  • *
  • Posts: 27820
  • Mole Snacks: +1808/-412
  • Gender: Male
  • I am known to be occasionally wrong.
    • Chembuddy
Re: identifying atoms
« Reply #2 on: September 24, 2014, 09:58:15 AM »
You have to show your attempts at solving the question to receive help. This is a forum policy.

What do you know about properties of elemental iodine?
Logged
ChemBuddy chemical calculators - stoichiometry, pH, concentration, buffer preparation, titrations.info
Pages: [1]   Go Up
« previous next »
Sponsored Links