The artificial element 114 (flervium) was created in in Russia in 1998. It has an atomic number of 114 and a lifetime of less than a minute.

(P19) A nucleus of element 114 is produced by fusing calcium - 48 with plutonium-244. Write the reaction equation assuming three neutrons are also released. EC (P20) The most abundant isotope of lithium, Li-7, contains 3 protons and 4 neutrons and has a mass of 7.01600 u. What is the mass defect for this nucleus in atomic mass units? In Kg? J.

The artificial element 114 (flervium) was created in in Russia in 1998. It has an atomic number of 114 and a lifetime of less than a minute. What is the electronic configuration of this element?_____To which group does it belong? Group 14 What two cations are expected for this element? +2 and +4

Solution for it has been suggested that element 114 has unusual stability, bu 114 is not a magic number. what is a possible neutron number for this element

The artificial element 114 (flervium) was created in in Russia in 1998. It has an atomic number of 114 and a lifetime of less than a minute. What is the electronic configuration of this element (enter in the following format with no superscripts: [X] ys2yp3) ?_____

For the following compound predict the structure and explain it with a neat sketch according to the Coordination Number (CN): a) FeO b) CSCI; Hence, the atomic radius of the element is given below: rFe=0.077nm, ro-0.140nm, rcI=0.181nm and rcs=0.170nm

Using only the periodic table below, write the expected ground-state electron configurations for a.) the third element in Group 7A. b.) element number 114. c.) an element with three unpaired electrons. d.) the halogen with electrons in the 6p atomic orbitals.

An isotope of an element contains 63 protons and 91 neutrons. (a) Identify the element and give its symbol. (b) Give the elements atomic number. (c) Give the mass number of the isotope. (d) This element has two naturally occurring isotopes. Given the information in the table, calculate the atomic weight of the element.

Transcribed Image Text: 6. The following table shows the first ionization energy for elements A, B and C. Element 114 12B 14C First ionization energy (kJ/mol) 496 738 1000 2035 3p Based on the above table, 42 2p 35 (а) (b) Write the electronic configuration of A, B and C. Give the reasons why the first ionization energy increase from A to C. Becarse in the Some penad. aerry tu …

A new element Z has been discovered. There are 2 isotopes of this element: Z-121 which has an atomic mass of 121.098, and Z-123 which has an atomic mass of 123.456. If the relative abundance of Z-121 34.5%, what is the average atomic mass of element Z?