G vsepr the valence shell electron pair repulsion

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g) VSEPRThe Valence-Shell Electron-Pair Repulsion theory
Page 10of 11h) MSDSA Material Safety Data Sheet (MSDS) is a document that contains information on the potential hazards (health, fire, reactivity and environmental) and how to work safely with the chemical product. ... The MSDS contains much more information about the material than the label.2.What is the electronic configuration of hafnium?(5 marks)
3.How many electrons can be found in the following? (2 marks)
4.Name the orbitals described by the stated sets of quantum numbers. (2 marks each)
b) n=3, l=1
c) n=4, l=3
5.State the "n" and "l" quantum numbers for a 5d orbital? (2 marks)
6.What are the possible mlvalues for the “d” orbital? (2 marks)
7.What is the electronic configuration of ununpentium? (5 marks)
8.Correct the errors in the following: (8 marks)a. 1s22s32p7 1s22s22p63sb. 1s22s23p63s23d8 1s22s22p63s23p64sc. 1s32s22p63s23p54s1 1s22s22p63s23p64sd. 1s12s22p63s23p63d7 1s22s22p63s23p64s23d2 215
Page 11of 119.Consider the following tableelectron pairsaround the centralatomBonding pairsMolecularshape11linear22linear32bent33planar42bent43pyramidal44tetrahedral52linear53T-shaped54seesaw shape55trigonal bipyramidal64square planar65square pyramidal66octahedralWhat is the molecular shape of the following molecules? Explain your answers.(8 marks)

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