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we make use of tungsten metal to design electron gun.
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Why are metals grouped together?
Metals are grouped together according to their electron structure.
When hydrogen reacts with the active metals it forms a chemical bond by?
gaining an electron
What do metals become after they accept electrons?
Electron donors.
What metals that lose one electron when they react with water to form alkaline solutions?
Alkali metals
How do the alkali metals differ from the alkaline earth metals?
alkali metals have one valence electron, whereas alkaline earth metals have two valence electrons.
What type of metals is a paintball gun made from?
Aluminum- milled or cast.
How many valence electron does alkali metals have?
Alkali metals have one valence electron.
What kind of materials is a Winchester 1897 gun made out of?
Various metals and wood
What type of metals such as sodium have a single valence electron and very reactive?
Highly reactive metals with one valence electron are known as Alkali metals.
What type of metals such as sodium have a single valence electron are very reactive?
Highly reactive metals with one valence electron are known as Alkali metals.
Metals with two electron in the outer level?
Alkaline metals
What is the function of electron gun?
through an electron gun beams of cathode and anode comes out.
Would you expect nonmetals to have larger electron affinities than metals?
Yes. Non metals have larger electron affinity than metals as non metals accept electrons more easily than metals.
Why are metals grouped together?
Metals are grouped together according to their electron structure.
What is the characterisitc of the outer electron shell of alkali metals?
The oute (valence) shell of the alkali metals contains just one electron
Free-electron gas in metals?
Electrons in metals are delocalized and in a free movement.
What type of metals such as sodium have a single valence electron and are reactive?
alkali metals
