Search results
|
|
No page with that title exists You can create an article with this title or put up a request for it. Please search Wikipedia before creating an article to avoid duplicating an existing one, which may have a different name or spelling.
Showing below up to 20 results starting with #1.
View (previous 20) (next 20) (20 | 50 | 100 | 250 | 500).
Article title matches
- Proton (5009 bytes)
1: {| border="1" cellspacing="0" align="right" cellpadding="2...
46: ...eories predict that the [[proton decay|proton may decay]].
47: ...|thumb|150px|left|Chemistry Clipart .Clipart provided by
50: ...ear force]]. The number of protons in the nucleus determines the chemical properties of the atom and w...
52: ... is the [[antiproton]], which has the same magnitude charge as the proton but the opposite sign.
Page text matches
- Chemistry (12553 bytes)
3: ...thumb|200px|Chemistry Flask Clipart .Clipart provided by [http://classroomclipart.com Classroom Clip A...
9: Chemistry typically is divided into several major sub-disciplines. There are al...
11: ...the [[analysis]] of material samples to gain an understanding of their [[chemical composition]] and [[...
19: ...physical chemists. Important areas of study include [[chemical thermodynamics]], [[chemical kinetics]...
28: ...for naming [[chemical compound]]s. There are well-defined systems in place for naming chemical species... - Sun (20830 bytes)
2: ...="margin: 0 0 1em 1em; border: 1px #aaa solid; border-collapse: collapse;" align="right" width=280px
13: ! align="left" | [[Apparent magnitude|Visual brightness]] (''V'')
16: ! align="left" | [[Absolute magnitude]]
48: ! align="left" | Density
76: | 7.25[[degree (angle)|?]] <br>(to the [[ecliptic]]) <br>67.... - Mitochondrion (10103 bytes)
3: ...of mitochondria. The exact number of mitochondria depends on the cell's level of metabolic activity: m...
5: ...ganic materials into [[energy]] in the form of [[adenosine triphosphate|ATP]].
9: Depending on the cell type, mitochondria can have ve...
11: ...respiration]] and [[ATP]] formation, and their folded form increases that capacity by increasing the s...
13: The membranes of the mitochondrion divide the organelle into two distinct compartments: one... - Lysosome (2936 bytes)
1: ...the rest of the [[cell (biology)|cell]], from the degradative enzymes within the lysosome. The digesti...
9: ...form of [[programmed cell death | programmed self-destruction]] of the cell, which means that the cell...
10: ...tions include digesting foreign bacteria that invade a cell and helping repair damage to the [[plasma ...
12: ...ub>2</sub> gangliosidoses]], [[lipid storage disorder]]s, [[glycoproteinosis|glycoproteinoses]], [[muc... - Vacuole (5544 bytes)
1: ...cell size. The cavity that is the vacuole is considered nonprotoplasmic and the contents classified as...
4: ...s in different organisms and these functions include the capture of food, the maintenance of internal ...
6: ...ach of these functions in different organisms are described below.
14: ... more than 80% of the cell interior. It is surrounded by a membrane, called the '''tonoplast'''.
15: ...uoles may vary in different tissues and stages of development. [[vascular cambium|Cambium]] cells, for... - Atom (12300 bytes)
1: {| border="1" cellspacing="0" align="right" cellpadding="2...
7: | align="center" | '''Helium atom model (not to scale)'''<br>Showing nucleus with two pr...
43: ...or example, technetium and californium have been identified in supernovae.
48: ...her types of chemical compounds. Molecules are made up of multiple atoms; For example, a molecule of ...
50: ...on quantum effects, such as in [[Bose-Einstein condensate]]. - Electricity (13894 bytes)
1: ...s law]]. Some electrical effects are discussed under [[electrical phenomenon]] and [[electromagnetism...
8: ...ian]] walls, such as the [[Dendera light]]. Other devices discovered in Egyptian and other archaeologi...
10: ...tist)|William Watson]], experimenting with the Leyden jar, discovered in [[1747]] that a discharge of ...
11: ...:Electricity clipart.jpg|thumb|250px|Clipart provided by [http://classroomclipart.com Classroom Clip A...
12: ... frequently) or [[Ebenezer Kinnersley]] of [[Philadelphia]] (less frequently) who created the conventi... - Chemical element (8169 bytes)
1: ... '''element''', is a substance that cannot be divided or changed into different substances by ordinary...
2: ...thumb|200px|Chemistry Flask Clipart .Clipart provided by [http://classroomclipart.com Classroom Clip A...
3: ...are [[radioactive]] and in undergoing radioactive decay transmute into a different element.
5: ... the [[Big Bang]]. All the heavier elements are made naturally and artificially through various method...
7: ...present at the formation of Earth have long since decayed. - Proton (5009 bytes)
1: {| border="1" cellspacing="0" align="right" cellpadding="2...
46: ...eories predict that the [[proton decay|proton may decay]].
47: ...|thumb|150px|left|Chemistry Clipart .Clipart provided by
50: ...ear force]]. The number of protons in the nucleus determines the chemical properties of the atom and w...
52: ... is the [[antiproton]], which has the same magnitude charge as the proton but the opposite sign. - Boron (9084 bytes)
1: {{Elementbox_header | number=5 | symbol=B | name=boron | left=[[bery...
10: {{Elementbox_density_gpcm3nrt | 2.34 }}
11: {{Elementbox_densityliq_gpcm3mp | 2.08 }}
20: ...ementbox_oxistates | 3<br />(mildly [[acid]]ic oxide) }}
40: ...3% in natural samples. Boron-11 is<br />the remainder in such cases.</small> - Carbon (15360 bytes)
4: ...st known [[mineral]]). Structure: each atom is bonded tetrahedrally to four others, making a 3-dimensi...
5: ...ix-membered rings; the flat sheets are loosely bonded.
6: ...ly large molecules formed completely of carbon bonded trigonally, forming spheroids (of which the most...
10: ...graphite-like clusters, in which the atoms are bonded trigonally in six- and seven-membered rings.
11: ...onally in a curved sheet that forms a hollow cylinder. - Chlorine (10751 bytes)
1: {{Elementbox_header | number=17 | symbol=Cl | name=chlorine | left=[...
18: ...mn;'''1''', 3, 5, 7 <br />(strongly [[acid]]ic oxide) }}
24: {{Elementbox_vanderwaalsrad_pm | [[1 E-10 m|175]] }}
33: ...r|y]] | dm=[[beta emission|β<sup>-</sup>]] | de=0.709 | pn=36 | ps=[[argon|Ar]] }}
34: ... [[year|y]] | dm=[[electron capture|ε]] | de=? | pn=36 | ps=[[sulfur|S]] }} - Fermium (6567 bytes)
2: <table border="1" cellpadding="2" cellspacing="0" align="right...
4: <table align="center" border="0">
5: ...[einsteinium]] – '''fermium''' – [[mendelevium]]</td>
17: ...s]] </td><td>[[Actinide]]s</td></tr>
34: <table border="1" cellspacing="0" cellpadding="2" width="100%"... - Francium (5138 bytes)
1: {| border="1" cellpadding="2" cellspacing="0" align="right...
3: {| align="center" border="0"
22: | [[Density]], [[Mohs hardness scale|Hardness]]
39: | [[van der Waals radius]]
48: | [[Oxidation state]]s ([[Oxide]]) - Helium (36603 bytes)
2: {| width="250" border="1" cellpadding="2" cellspacing="0" align="right...
4: {| align="center" border="0"
26: | [[Density]]
35: | 0.95 [[Kelvin|K]] (-272.2 °[[Celsius|C]])
38: | 4.22 [[Kelvin|K]] (-268.93 °[[Celsius|C]]) - Hydrogen (20221 bytes)
3: <table border="1" cellpadding="2" cellspacing="0" align="right...
5: <table align="center" border="0">
22: <td>[[Density]], [[Mohs hardness scale|Hardness]] </td>...
34: <td>[[van der Waals radius]] </td><td>...
40: <td>[[Oxidation state]]s ([[Oxide]]) </td><td>1 ([[amphoteric]])</t... - Lithium (11359 bytes)
2: {| border="1" cellpadding="2" cellspacing="0" align="right...
4: {| align="center" border="0"
24: | [[Density]], [[Mohs hardness scale|Hardness]]
41: | [[van der Waals radius]]
50: | [[Oxidation state]]s ([[Oxide]]) - Aluminium (26079 bytes)
1: {{Elementbox_header | number=13 | symbol=Al | name=aluminium | left=...
10: {{Elementbox_density_gpcm3nrt | 2.70 }}
11: {{Elementbox_densityliq_gpcm3mp | 2.375 }}
20: ...{Elementbox_oxistates | 3<br />([[amphoteric]] oxide) }}
41: ...] | dm=[[Positron emission|β<sup>+</sup>]] | de=1.17 | pn=26 | ps=[[magnesium|Mg]] }} - Polonium (10219 bytes)
2: <table border="1" cellpadding="2" cellspacing="0" align="right...
4: <table align="center" border="0">
21: <td>[[Density]], [[Mohs hardness scale|Hardness]] </td>...
33: <td>[[van der Waals radius]] </td><td>...
39: <td>[[Oxidation state]]s ([[Oxide]]) </td><td>'''4''', 2 ([[amphote... - Atomic number (2054 bytes)
2: ...|thumb|150px|left|Chemistry Clipart .Clipart provided by
5: ... in the table were swapped. Placing them in the order which fit chemical properties most closely, thei...
View (previous 20) (next 20) (20 | 50 | 100 | 250 | 500).