History
Neil's Bohr
How many parts of does an atom have?
6
What is the symbol for Tungsten?
W
How many phases of matter do we have?
4
What do you call the device that uses uses electromagnetic charge to propel atom at a very high speed?
Who won the noble prize for discovering electrons?
J.j Thomson
What neutral atomic particle James Chadwick discover?
Neutron
What do you mean by a STABLE atom?
8 V.E
Lighting is what phase of matter?
Plasma
What do you call the element of the same number of protons but different number of neutrons?
Isotopes
Who discovered positively charged part of the atom through the use of gold foil?
Ernest Rutherford
Using the periodic table how would you know the number of rings of an atom?
Period/ horizontal
What do you call the family of GROUP 1?
ALkali metals?
What phase of matter has Indefinite shape and indefinite volume?
Gas or plasma
What do you call the reaction when two smaller nuclei joined to become heavier nucleus?
Nuclear fusion
Who proposed that atom of the same element are the same, and atom of different element are different in 1808?
J. Dalton
What is the charge of nucleus?
positive
Give 3 examples of NOBLE GAS without looking at the periodic table
Ne, He, Kr, Ar, Xe, Rn
Give all phase changes
Subli, depo, freezing, condensation, melting, vaporization
Give the 3 types of nuclear reaction
FUSION, fission, and decay
Who are the two smart students of J.J Thomson
E. Rutherford, N. Bohr
Give all 6 parts of an atom
P, N, E, rings, nucleus, electron cloud
Give an atoms that will forms an ionic bond
Metal and non metal examples: NaCl, NaCl,ETC
When a solid changes its phase and turns into a gas it is known as?
sublimation
What is the difference between nuclear reaction and chemical reaction
NE- take place in the nucleus
CE-take place on the valence electrons