Show:
Random
Experiments
Atoms
Radioactice..must sing like the song...
Some more Random stuff.
100
This is how you identify an element.
What is the number of protons?
100
This was discovered with the Cathode Ray experiments.
What is an electron?
100
This is what occupies the energy levels of an atom.
What are electrons ?
100
This is the decay that does not change an element in another element and the decay that decreases the atomic number by 2.
What is Gamma and Alpha decay?
100
This is what all matter is made of, and where most of the mass is located within this.
What are atoms and most mass is located in the nucleus?
200
The average atomic mass depends on this.
What is the relative abundance of all isotopes for that atom as they naturally occur on Earth?
200
This was concluded about the charge of electrons and what was used to find this.
What is the study with the Cathode ray tube found the e- to be negative?
200
This is when there are 2 atoms that have the same number of protons but different number of neutrons, they will have the same _____________.
What is atomic number?
200
This is the decay that increases the atomic number by 1.
What is Beta decay?
200
This element has atomic # of 22. It also has a -3 charge: what is the name, symbol, p+, e-, and n number for this element as well as the atomic mass.
What is Titanium, at # = 22, p+ = 22, n = 26 and with the -3 charge has e- of 25, mass # is 48.
300
This is the number of p+, n and e- that at atom has with an atomic number of 30 and a mass number of 65.
What is p=+ 30, e-+30 and n=35?
300
This is the scientist who used Au foil and found that there was _______________.
Who is Rutherford, nucleus was discovered.
300
This is the reason why an atom may be neutral.
What is the number of p+ and e- are equal?
300
This is the reason why some atoms are radioactive.
What is they are decaying and the nucleus is unstable at that time?
300
This is the element name for Li, Br, Xe, Kr, and Ni.
What is Lithium, Bromine, Xenon, Krypton and Nickel?
400
These are the Symbols for : Potassium Magnesium Plutonium Cadmium
What is K, Mg, Pu, Cd?
400
An Hg isotope consists of 13 p+, 13 e- and 14 n, this is the mass number.
What is 27?
400
This is the total number of p+ and n in the nucleus, it give the atomic___________.
What is atomic mass of an element?
400
This is the amu of In with isotopes of In-50 at 15%, In-22 at 10% and In-30 at 30%.
What is 17.5 amu?
400
This element has the atomic mass of 108, this is the name, symbol, e-, p+ and n number if the charge of it is +3.
What is Ag atomic #=47 so p+ = 44, e- =47 and n=61 and Silver is its name?
500
An element of Pb has 2 isotopes they are Pb-30 at 20% and Pb-33 at 24%, this is the amu.
What is 7.76 amu?
500
This is the element name for : Fe, Sr, Be, Ca and Rb.
What is Iron, Strontium, Beryllium, Calcium and Rubidium?
500
Tb-159 has this many p+, n and e-?
What is 65 p+, 65e- and 94n?
500
Br has atomic number 35 with 45 neutrons, if there is a -2 charge on this, this is the e- number.
What is 37e-?
500
Name the following elements: He, Sn, C, I and Ba
What is Helium, Tin, Carbon, Iodine and Barium