Difference between revisions of "Arsenic"
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: The most [[Stable Isotope|stable isotope]] of [[Arsenic]] has 42 [[neutron]]s in its [[Atomic Nucleus|nucleus]] giving it an [[Relative Atomic Mass|atomic mass]] of 75. | : The most [[Stable Isotope|stable isotope]] of [[Arsenic]] has 42 [[neutron]]s in its [[Atomic Nucleus|nucleus]] giving it an [[Relative Atomic Mass|atomic mass]] of 75. | ||
: [[Arsenic]] is in [[Period]] 4 of the [[Periodic Table]] because it has 4 [[Electron Orbital|electron shells]]. | : [[Arsenic]] is in [[Period]] 4 of the [[Periodic Table]] because it has 4 [[Electron Orbital|electron shells]]. | ||
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====Properties==== | ====Properties==== | ||
: [[Arsenic]] is a [[metalloid]] [[element]] so in some conditions it is an [[Electrical Conductor|electrical conductor]]. | : [[Arsenic]] is a [[metalloid]] [[element]] so in some conditions it is an [[Electrical Conductor|electrical conductor]]. | ||
: [[Arsenic]] is a shiny [[solid]] at [[STP|standard temperature and pressure]] and has a high [[Melting Point|melting point]]. | : [[Arsenic]] is a shiny [[solid]] at [[STP|standard temperature and pressure]] and has a high [[Melting Point|melting point]]. | ||
Revision as of 10:25, 1 April 2019
Contents
Key Stage 2
Meaning
Key Stage 3
Meaning
File:ArsenicSymbol.png
The chemical symbol for Arsenic.
Arsenic is a Group 5 metalloid element, on the Periodic Table, with an atomic number of 33.
About Arsenic
- Arsenic has the chemical symbol As.
Atomic Structure
- Arsenic as 33 protons and 42 neutrons in its nucleus giving it an Atomic Number of 33 and an atomic mass of 75.
- Arsenic is in Period 4 of the Periodic Table because it has 4 electron shells.
Properties
- Arsenic is a shiny solid at room temperature.
Key Stage 4
Meaning
Arsenic is a Group 5 metalloid element, on the Periodic Table, with 33 protons in the nucleus.
About Iodine
- Arsenic has the chemical symbol As.
Atomic Structure
- The most stable isotope of Arsenic has 42 neutrons in its nucleus giving it an atomic mass of 75.
- Arsenic is in Period 4 of the Periodic Table because it has 4 electron shells.
Properties
- Arsenic is a metalloid element so in some conditions it is an electrical conductor.
- Arsenic is a shiny solid at standard temperature and pressure and has a high melting point.