Which of the following statements about empirical formulas is incorrect?
A) An empirical formula represents a molecule.
B) An empirical formula gives the smallest whole number ratio of each type of atom in a molecule.
C) An empirical formula must be multiplied by an integer to obtain the molecular formula.
D) The molecular formula can be the same as the empirical formula in some situations.
E) All statements are correct.
Answer: A
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Chemistry Chapter 6
- A positively charged ion results from _________ electrons.
- A _______ is a mutual electrical attraction between the nuclei and valence electrons of different atoms that binds the atoms together.
- When two or more valid Lewis structures can be drawn for a molecule we get what is called __________.
- Hydrogen bonding can occur when hydrogen is covalently bonded to a highly ___________ atom.
- London dispersion forces are the result of the movement of __________.
- When one atom has a higher electronegativity than the other a __________ covalent bond will result.
- Electrons are shared equally in ________ covalent bonds.
- A charged group of covalently bonded atoms is called a ___________.
- A ___________ is created by equal but opposite charges that are separated by short distance.
- A __________ is a neutral group of atoms held together by covalent bonds.
- A _________ bond joins atoms together by sharing electrons.
- The strength of metallic bonds is given by ____________.
- Valence electrons in metal atoms can be modeled as
- Ionic compounds are electrically
- Whether a bond will be ionic or covalent depends on the difference in __________ of the atoms involved.
- Negatively charged ions are called
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