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Which of the following is a metalloid in the third period of the periodic table?
Q17: Carbon tetrafluoride has _ total valence electrons.<br>A)24<br>B)28<br>C)32<br>D)36
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Q49: In a molecule having three pairs of
Q62: Which cation may have atomic number 20
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Q79: Which of the following -ous ending cations
Q80: Which of the following compounds would be
Q82: Which of the following may not be
Q87: Which of the following is shown on
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