1 of 9

Slide Notes

DownloadGo Live

Manganese

Published on Nov 26, 2015

No Description

View Outline

MORE DECKS TO EXPLORE

PRESENTATION OUTLINE

1.

MANGANESE

BY: DOMINIC MIELKE
2.

PERIODIC TABLE INFORMATION

  • Symbol- Mn
  • Atomic number- 25
  • Atomic weight- 54.94
  • Melting point: 2,275.8 Degrees fahrenheit
  • Boiling point: 3,741.8 Degrees fahrenheit
3.

ATOMIC STRUCTURE

  • Protons- 25
  • Electrons- 25
  • Neutrons- 30
4.

PHYSICAL PROPERTIES

  • Metal
  • Electrical conductivity
  • Solid at room temperature
  • Silver/Gray
  • Very brittle
5.

CHEMICAL PROPERTIES

  • Reactive to water (rust)
  • No flammability
  • Transition metal
6.

MISCELLANEOUS INFORMATION

  • Obtained from pyrolusite, and other metals
  • Found nearly everywhere
  • Essential nutrient humans require on a daily basis
7.

EXTRA INFORMATION

  • Abundant in foods such as nuts
  • Too much manganese can cause brain damage
  • Most Manganese today is found in mineral ores
  • Found in the bones, liver, kidneys and pancreas.
  • 12th most abundant element in the Earth's crust
8.

FOUNDER

  • Discovered by: johan gahn in 1774
9.

RESOURCES

Dominic Mielke