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17, The next higher atomic number in column 17 of the periodic table. nuber 17 is a non-metal and is called chlorine.
Carbon is a none metal element. atomic number of it is 6.
The element with the atomic number 13 is aluminum.
Hydrogen is the element having atomic number1 and comes first in the periodic table.
No, an element is a pure substance having a specified atomic number. The atomic number is the number of protons in the nucleus of the atom. There may be isotopes of an element having different numbers of neutrons in the nucleus.
Yes, and they are called isotopes.
17, The next higher atomic number in column 17 of the periodic table. nuber 17 is a non-metal and is called chlorine.
Isotopes. eg U235 and U238. Both Uranium, atomic number 92, bur different isotopes.
an element of period 6 name has hafnium having atomic no 72 and atomic mass as 178.49
Oxygen is the element having atomic number 8. It is present in group-16.
During two types of radioactive decay an element is converted into another, 1- beta decay, during this decay a new element is formed with increase of one unit in atomic no but having the same atomic mass, 2- alpha decay converts the element into another having two units less in atomic no and four unit less in atomic mass.
These atoms are called isotopes.
Carbon is a none metal element. atomic number of it is 6.
The element with the atomic number 13 is aluminum.
Isotopes are species of atoms having same atomic no. but different atomic masses. So an isotope has either lesser or more neutrons than the usual atom of the element ( often called the most abundant isotope).
May be Cesium(Cs)
Actinium is a meta element. Atomic number of it is 89.