What is the number of valence electrons in an aluminum atom in the ground state?
A) 1
B) 2
C) 3
D) 4
Correct Answer:
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Q50: What is the number of valence electrons
Q51: A nonpolar covalent bond will form between
Q52: Which is a nonpolar molecule?
A)CH4
B)KCl
C)HCl
D)H2O
Q53: What is the number of valence electrons
Q54: As the difference in electronegativity between two
Q56: Which is a nonpolar molecule?
A)H2S
B)CO2
C)HF
D)NH3
Q57: The shape of an ammonia molecule is
A)bent.
B)trigonal
Q58: Which contains both ionic and covalent bonds?
A)(KCl)
B)(NH3
Q59: The shape of a boron trifluoride molecule
Q60: A polar covalent bond will form between
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