Chemistry Quiz

CHAPTER-23 HW.

Rahaf AlBathi 121114
Question 1
The electron configuration of a Ni2+ ion is: | A) [Ar]4s23d8 | | B) [Ar]4s23d6 | | C) [Ar]3d8 | | D) [Ar]3d6 |

Question 2
The Fe3+ ion has _____ electrons in 3d orbitals. | A) 6 | | B) 5 | | C) 4 | | D) 3 | | E) 2 |

Question 3
A ligand is: | A) a molecule or ion that has at least one lone pair of electrons | | B) a nucleophile | | C) a Lewis base | | D) part of a coordination compound | | E) All of the above |

Question 4
In K[Cu(CN)2], how many 3d electrons does the copper ion have? | A) 10 | | B) 9 | | C) 8 | | D) 7 | | E) 6 |

Question 5
Which of the following is a bidentate ligand? | A) cyanide