Part I: (2pts each) Multiple choice problems. According to molecular orbital the

Question

Part I: (2pts each) Multiple choice problems. According to molecular orbital theory, whach of the following species is the most likely to exist? a) Be b) Liz2 c) Liz d) H22 e) Hez 2. Which of the following correctly represents the second ionization of aluminum? A) Al (g) e Alg) 3. Formal charge is a) the absolute value of the charge on a polyatomic anion or cation b) the difference between the number of lone pairs of electrons and shared pairs of electrons on any atom in a Lewis structure c) the difference between the number of val given atom. d) equal to the number of valence electrons in a free atom minus the number of shared in covalent bonds. c) the difference between the number of valence electrons in a free atom and the number of electrons assigned to the atom in a Lewis structure. ence electrons and the number of protons in any

Explanation / Answer

Answer-1: According to diagmrd molecule contain 8 electrons hence (a) &(b) are correct.

Answer-2: (c) and (e) is correct option.

Reaction follows: Al+(g)  ------> Al2+(g)

QjsAns 3: option (e) is correct . As defination of formal charge.

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