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A molecule with the formula AB4 and a tetrahedral molecular geometry uses _________ to form its σ bonds.
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Q35: The electron configuration of a cobalt(III)ion is<br>A)[Ar]3d<sup>5</sup>.<br>B)[Ar]4s<sup>1</sup>3d<sup>5</sup>.<br>C)[Ar]4s<sup>2</sup>3d<sup>4</sup>.<br>D)[Ar]3d<sup>6</sup>.<br>E)[Ar]4s<sup>2</sup>3d<sup>9</sup>.
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