melting point
melting point of Mercury
mp=38,9C
Metals are divided into..
light and heavy
which metals conduct electricity best?
silver and copper
which metal is the most fusible?
mercury
which material is the most widely used in the world?
steel
Melting point of Cesium
mp=29C
The lightest metal is..
Lithium!
how many percentages in the periodic table are occupied by metals?
80%
how we can say “электронный газ» in english?
electron sea
how can we say "сплав" in english?
alloy
The easiest way to melt cesium..
to hold it in your hands
The most heavy metal is..
Osmium
how does metal mining affect the environment?
It pollutes water, atmosphere and soil)
what are the special properties of cast iron alloy?
harder than iron
Has the lowest conductivity..
Mercury
Melting point of Tungsten
mp=3390C or mp=3422C
What metals are used in a rocket, plane and car industry?
Metals with low density, such as Mg, Al and Ti.
what are the combinations of metals called?
alloys
what metals does Taykazan consist of?
iron, zinc, tin, copper, silver, gold and lead
Plasticity of metals decreases in this order:
Au, Ag, Cu, Sn, Pb, Zn, Fe
Melting point of Iron
mp=1538C
What is the hardest metal?
Chromium
what are the three main types of crystal structures?
body-centered cubic(bcc), face-centered cubic(fcc) and hexagonal closest packing(hcp)
which metal has the strongest metalic bond?
aluminium
how much percent of carbon is used for cast iron alloy?
2-4%