Difference between revisions of "Silicon"
(→About Iodine) |
(→Key Stage 3) |
||
| Line 8: | Line 8: | ||
===About Silicon=== | ===About Silicon=== | ||
| − | : [[Silicon]] has the [[Chemical Symbol|chemical symbol]] [[Silicon| | + | : [[Silicon]] has the [[Chemical Symbol|chemical symbol]] [[Silicon|Si]]. |
====Atomic Structure==== | ====Atomic Structure==== | ||
: [[Silicon]] as 14 [[proton]]s and 14 [[neutron]]s in its [[Atomic Nucleus|nucleus]] giving it an [[Atomic Number]] of 14 and an [[Relative Atomic Mass|atomic mass]] of 28. | : [[Silicon]] as 14 [[proton]]s and 14 [[neutron]]s in its [[Atomic Nucleus|nucleus]] giving it an [[Atomic Number]] of 14 and an [[Relative Atomic Mass|atomic mass]] of 28. | ||
| Line 14: | Line 14: | ||
====Properties==== | ====Properties==== | ||
: [[Silicon]] is a shiny [[solid]] at [[STP|room temperature]]. | : [[Silicon]] is a shiny [[solid]] at [[STP|room temperature]]. | ||
| + | |||
==Key Stage 4== | ==Key Stage 4== | ||
===Meaning=== | ===Meaning=== | ||
Revision as of 10:12, 1 April 2019
Contents
Key Stage 2
Meaning
Key Stage 3
Meaning
File:SiliconSymbol.png
The chemical symbol for Silicon.
Silicon is a Group 4 metalloid element, on the Periodic Table, with an atomic number of 14.
About Silicon
- Silicon has the chemical symbol Si.
Atomic Structure
- Silicon as 14 protons and 14 neutrons in its nucleus giving it an Atomic Number of 14 and an atomic mass of 28.
- Silicon is in Period 3 of the Periodic Table because it has 3 electron shells.
Properties
- Silicon is a shiny solid at room temperature.
Key Stage 4
Meaning
Silicon is a Group 4 metalloid element, on the Periodic Table, with 14 protons in the nucleus.
About Iodine
- Silicon has the chemical symbol Si.
Atomic Structure
- The most stable isotope of Silicon has 14 neutrons in its nucleus giving it an atomic mass of 28.
- Silicon is in Period 3 of the Periodic Table because it has 3 electron shells.
Properties
- Silicon is a metalloid element so in some conditions it is an electrical conductor.
- Silicon is a shiny solid at standard temperature and pressure and has a high melting point.