1)
valence electrons are present in the outermost shell. These
electron participate in bonding.
osmium- 1s22s22p63s23p64s23d104p65s24d105p66s24f145d6
D block element.
valency- 0,2,3,4,6,8.
2)
Q1(A) Define valence electrons. Write the electronic configuration, electronic structure, block and find the valency of...
2. Write the MO electronic configuration for the valence electrons only of the ff. ions : Indicate the magnetic behavior and calculate the bond order. Label the HOMO and the LUMO. a) 02 b) N2" (12 pts. )
2. Write the MO electronic configuration for the valence electrons only of the ff. ions : Indicate the magnetic behavior and calculate the bond order. Label the HOMO and the LUMO. a) 02 b) Nº (12 pts.)
2. Write the MO electronic configuration for the valence electrons only of the ff. ions : Indicate the magnetic behavior and calculate the bond order. Label the HOMO and the LUMO. a) O2 b) N2 (12 pts.)
6. Write the electronic configuration of column III elements: Boron(B), Aluminium (Al), Indium (In). Write the number of valence electrons present in these elements. (2 pts.) 7. Write the electronic configuration of column IV elements: Carbon (C), Silicon (Si), Germanium (Ge). Write the number of valence electrons present in these elements. (2 pts.) 8. Write the electronic configuration of column V elements: Nitrogen (N), Potassium (K), Arsenic (As), Antimony (Sb). Write the number of valence electrons present in these elements....
1. a) Write the electronic configuration for the atom of Co b) Draw the box diagram for the valence electrons of Co c) From the complete set of the 4 n° quantum ns to one of the highest energy electrons for the d) Write the electronic configuration for the ion Co +3
A7. An atom has the outermost electronic configuration as 4s 3d5. (a) What is the atomic number and the mass number of the atom?(1 mark) (b) Write the electronic configuration of this atom having a +2 charge. (2 marks) (c) Determine the total number of р electrons in the atom and also the number of electrons in the N energy level. (1 mark) (d) Write the electronic configuration of the elements who shows exceptional electronic configuration. (3 marks)
Write the condensed electron configuration for the following: (When typing in electronic config, place the noble gas in square brackets, leave a space between it and all orbitals, and enter electrons as normal text.) A. Cr3+ B. The ion of phosphorus formed by accepting 3 electrons C. The 5th period alkali metal that has lost 1 electron D. The 5th period transition metal that has the same number of valence electrons as a halogen.
10) How many valence electrons are there in an atom with an electron configuration of 1s 2s 2p 3s 3ps A) 2 B) 3 C) 5 D) 7 E) none of these 11) Consider the element with the electron configuration (Kr]5524d105p. This element is A) a halogen B) a transition metal C) an alkali metal D) an alkaline earth metal E) a noble gas 12) In which set of elements would all members be expected to have very similar chemical...
1. Write the electronic configuration for the atom in BOLD: a. Cu,N4 b. Hg,O 2. Name the element that corresponds to each electron configuration 3 Write valid Lewis (electron-dot) structures for 3 of the compounds below. Show all electrons as dots and show all non-bonding electrons. a. Hydrazine b.NH2O c. Phosphorus pentachloride d CHyN2 4. Draw the KeKule structure for one of the following compounds: a. Tert-butenamine b. Diisobutylpropoxyammonium thiocyanate
1. Please give the electron configurations, valence electrons, Lewis structure and name for each of the following combinations of elements. a. Na and O b. Li and F c. Mg and O d. Sc and Br e. Zr and S 2. Please give the Lewis structure and name for each of the following combinations of elements. a. Fe (oxidation +2) and Cl b. V ( oxidation +5) and O c. Manganese (oxidation +7) and S 3. Please name the following...