Question 1
A covalent bond is best described as
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the sharing of electrons between atoms. |
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the transfer of electrons. |
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a bond between a metal and a nonmetal. |
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a bond between a metal and a polyatomic ion. |
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a bond between two polyatomic ions. |
Question 2
Which of the following is a molecular compound?
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CuCl2 |
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KCl |
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NaNO3 |
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CH3Cl |
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RbBr |
Question 3
Give the name for H2SO4.
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sulfuric acid |
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persulfurous acid |
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sulfurous acid |
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hyposulfurous acid |
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persulfuric acid |
Question 4
What is the molar mass of CrF2?
| Answer | units |
Question 5
What is the molar mass of S5O3?
| Answer | units |
Question 1 A covalent bond is best described as the sharing of electrons between atoms. the...
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1) An ionic bond is best described as A) the sharing of electrons. B) the transfer of electrons from one atom to another. C) the attraction that holds the atoms together in a polyatomic ion. D) the attraction between two nonmetal atoms. E) the attraction between two metal atoms. 2) A covalent bond is best described as A) the sharing of electrons between atoms. B) the transfer of electrons. C) a bond...
A polar-covalent bond between two atoms is best described as A. Equal sharing of electrons between the two atoms B. No sharing of electrons between the two atoms C. Unequal sharing of electrons between the two atoms D. Unequal sharing of protons between the two atoms E. One atom lost an electron completely and the other atom gain that electron completely
(18) 10. Match the following descriptions with the correct term: covalent bond that results between atoms of differing electronegativities electrons found in the outermost s and p sublevels of an atom or an ion bond that results when a metal transfers one or more valence electrons to a nonmetal smallest identifiable unit of a molecular compound ability of an element to attract electrons within a chemical bond bond that results when two nonmetal atoms share valence electrons smallest identifiable unit...
(18) 10. Match the following descriptions with the correct term: covalent bond that results between atoms of differing electronegativities electrons found in the outermost s and p sublevels of an atom or an ion bond that results when a metal transfers one or more valence electrons to a nonmetal smallest identifiable unit of a molecular compound ability of an element to attract electrons within a chemical bond bond that results when two nonmetal atoms share valence electrons smallest identifiable unit...
QUESTION 5 A covalent bond is formed a. By the sharing of valence protons between atoms b. By the sharing of positrons between atoms c. By the sharing of a pair of electrons between atoms d. By the sharing of boson particles between atoms e. By the sharing of a pair of neutrons between atoms
If the bond is formed by sharing electrons unequally between two atoms, the bond is called ionic bond A polar covalent bond hydrogen bond nonpolar covalent bond
the way of sharing electrons? (equally dinerelle 2. How is an ionic bond or a covalent bond formed? How do you tell the polar or non-polar covalent bond using the way of sharing electro shared, non-polar; unequally shared, polar) 4. How do you tell the ionic bond or covalent bond by the types of elements combined? nonmetal ionic; nonmetal-nonmetal: covalent) In gener 5. How do you know the number of valence electrons does an element have? (Based on the periodic...
1) A student performs an experiment to determine the density of a sugar solution. She obtains the following results 136 g ml, 1.81 gmL 1.80 g/mL, 1.81 g/mL. If the actual value for the density of the sugar solution is 1.80 g/ml, which statement below best describes her results? A) Her results are precise, but not accurate. C) Her results are both precise and accurate B) Her results are neither precise nor accurate. D) Her results are accurate, but not...
A) The coordinate covalent bond is the bond formed when a ligand donates electrons to an empty orbital of a metal in a complex ion. But the covalent bond is sharing electrons between two non-metals (or if two elements electronegativity difference less than 2.0) ^True or False? B)Which of the following statements is FALSE regarding the ligands? All of statements are true A bidentate lignads has two coordination sites Ligand act as lewis base A ligand is a ion that...
Match the following answers: A. Any species that can accept electrons Electrophile B Polar covalent bond A bond between two atoms differing in electronegativity by 0.3 - 1.4 C. Bronstead acid D. A compound that can donate a proton Electronegativity E. The ability of an atom to attract the shared electrons in a covalent bond Nucleophile F. Covalent bond Any species that can donate electrons G. Bronstead base A bond between two atoms differing in electronegativity by < 0.3 H.Jonic...