What is the relationship between the following compounds? OA. constitutional isomers B. different representations of the same molecule C. different molecules D. isotopes E. resonance structures
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- Which of the following compounds has the strongest chemical bond? a. salt b. sugar c. water d. ethanolTTT One or more positively-charged 1 negatively-charged atoms. A. Ionic bond B. Covalent bond atoms are electrostatically bound to one or more C. Metallic bond D. Hydrogen bond Hydrogen atoms are attached to a very electronegative atom. The hydrogen atom on 2 one molecule is attracted to the electronegative atom on another molecule. A. Ionic bond C. Metallic bond B. Covalent bond D. Hydrogen bond Electrons are not shared. Atoms have gained or lost valence electrons such that they 3 have a full octet of valence electrons. A. Ionic bond B. Covalent bond A. Ionic bond B. Covalent bond C. Metallic bond D. Hydrogen bond Atoms share two or more valence electrons with other atoms such that they have a 4 full octet of valence electrons. C. Metallic bond D. Hydrogen bond 5 The strongest type of chemical bond. A. Ionic bond B. Covalent bond C. Metallic bond D. Hydrogen bond Atoms are so tightly packed together that their valence electrons move freely from 6 atom to atom. A. Ionic bond B.…1. Which is the formula of the compound formed by barium and phosphorus? a. BaP3b. Ba2P Ba3P2c. Ba3Pd. Ba2P 2. The bond between Br atoms in a Br2 molecule is _______ and is formed by the _________ of two valence electrons. a. covalent ; sharingb. covalent; transferc. ionic ; transferd. ionic ; sharing
- iii) Which one of the following compounds has a covalent bond? a. NaCl b. CaCl2 c. HCI not molecular formula of Sulfurous acid is. d. AlCl3TTTTTTTTTTT Atoms of oxygen can form many different types of covalent chemical bonds. Which 19 covalent bond can atoms of oxygen form? A. Single bonds only B. Single bonds & Double bonds C. Single bonds, Double bonds, & Triple bonds D. None of the options listed. Which element's atoms can only form one single bond and no others in a covalent 20 compound? A. Hydrogen B. Helium C. Lithium D. Beryllium Which element's atoms can only form one single bond and no others in a covalent 21 compound? A. Selenium B. Arsenic C. Aluminum D. Bromine Consider the covalent compound H₂O. 22 How many total valence electrons are in one molecule? A. 2 C. 8 B. 6 D. 10 Consider the covalent compound H₂O. 23 How many unshared pairs of electrons are in one molecule? C. 3 pairs A. 1 pair B. 2 pairs D. 4 pairs Consider the covalent compound NF3. 24 How many total valence electrons are in one molecule? A. 22 B. 26 C. 28 D. 32 Consider the covalent compound NF3. 25 How many unshared pairs of electrons are in one…Multiple Choice |1. Ions that are formed from one atom are known as a. polyatomic ions. b. monatomic ions. c. cations. d. anions. 2. A group of atoms united by covalent bonds is a(an) a. cation. b. molecule. c. ionic compound. d. octet. 3. Ionic compounds are always a. electrically neutral. b. made up of atoms that share electrons c. polyatomic cations. d. the same as molecules. 4. To form a bond, atoms share a. neutrons. b. protons. c. inner-shell electrons. d. valence electrons. 5. A positively charged ion attracts a(an) a. neutral jon. b. cation. c. anion. d. proton. 6. Ionic compounds a. have high melting points. b. are brittle. c. are good conductors in their liquid state. d. all of the above. 7. During a chemical reaction, a. new elements are produced. b. atoms are destroyed. c. atoms are rearranged. d. elements are destroyed. |8. An equation is balanced by a. changing subscripts. b. erasing elements as necessary. c. adding coefficients. d. adding elements as necessary. 9. A…
- What are saturated and unsaturated fats and oils? a. Saturated fats and oils have a number of multiple bonds, unsaturated have single bonds. b. Saturated fats and oils are loosely joined with the maximum amount of water molecules. c. Saturated fats and oils contain the maximum number of hydrogen atoms, unsaturated do not.25) Which statement about compounds is FALSE? A. Compounds consist of atoms of two or more different elements that are chemically bonded together. B. The elements in a compound cannot be separated or recovered by a physical process. C. Ionic compounds are composed of cations and anions. D. Intermolecular forces are attractive forces between molecules of a compound, and are responsible for the compound’s physical properties. E. Covalent compounds are composed of metals and nonmetals.Which type of bond is most common between metal and nonmetal elements? A. Ionic B. Covalent C. Hydrogen D. Refractory
- Q.13. finding the molecular structure.Which of the following statements about a molecule is TRUE? O a. It must be joined together by covalent bonds. b. It must have atoms of two different elements. O c. It can only be formed by living organisms. O d. It must be polar.the smallest part of a compound that retains the property of the compound is called an?