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Study
The Periodic Table
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What does (K) stands for ?
potassium
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What does (S) stands for ?
Sulfur
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What does (Al) stands for ?
Aluminium
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name a non- metal element in the 1st group
hydrogen
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What does (B) stands for ?
Boron
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What does (Ne) stands for ?
Neon
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......... was a .......... philosopher who was the first person to realize that all matter is made of particles, over ....... years ago... Complete.
Democritus, Greek, 2000
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What does (Na) stands for ?
Sodium
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Scientists have discovered .... different types of atom that occur naturally in the universe.
94
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What is the radius of the atom?
0.1 nm
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What does (Ar) stands for ?
Argon
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What does (Cl) stands for ?
Chlorine
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What does (H) stands for ?
hydrogen
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What does (Ca) stands for ?
Calcium
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What does (Li) stands for ?
Lithium
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What does (P) stands for ?
Phosphorus
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Another ..... kinds of atom have been made in laboratories.
24
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What does(He) stands for ?
helium
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What is the Latin name of Sodium?
Natrium
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What does (F) stands for ?
Fluorine
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What does (Mg) stands for ?
Magnesium
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How can we see the Nanotubes??
by using scanning tunneling microscopes.
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What does (C) stands for ?
Carbon
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What does (O) stands for ?
Oxygen
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What does (N) stands for ?
Nitrogen
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What does (Be) stands for ?
Beryllium
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What does (Si) stands for ?
Silicon
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