1 Which of the statements about transition metals is true? (Points : 2) Transiti

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1 Which of the statements about transition metals is true? (Points : 2)        Transition metals can gain or lose electrons to form anions or cations.
       Transition metals can gain a variable number of electrons to form two or more different anions.
       All transition metals form at least two different ions.
       All of the above statements
       None of the above Question 2.2. (TCO 3) Hydrogen combines with oxygen to form water. Which of the statements below best describes the bond that forms between hydrogen and oxygen? (Points : 2)        It is an ionic bond in which the hydrogen and oxygen atoms are held together by sharing electrons.
       It is an ionic bond in which the hydrogen atom accepts electrons from the oxygen atom.
       It is a covalent bond in which the hydrogen atom donates electrons to the oxygen atom.
       It is a covalent bond in which the hydrogen atom accepts electrons from the oxygen atom.
       It is a covalent bond in which the hydrogen and oxygen atoms are held together by sharing electrons. Question 3.3. (TCO 3) Which of the following bonds would you predict to be ionic? (Points : 2)        C-P
       Rb-Br
       Br-P
       S-F
       C-H Question 4.4. (TCO 3) How many atoms of oxygen are found in a molecule of Zn3(PO4)2? (Points : 2)        Three
       Four
       Seven
       Eight
       10 Question 5.5. (TCO 3) Rhea has a balloon that contains 0.5 mole of helium. How many particles of helium are in the balloon? (Points : 2)        3.01
       3.01 1 Which of the statements about transition metals is true? (Points : 2)        Transition metals can gain or lose electrons to form anions or cations.
       Transition metals can gain a variable number of electrons to form two or more different anions.
       All transition metals form at least two different ions.
       All of the above statements
       None of the above

Explanation / Answer

1. None of the above

2 It is a covalent bond in which the hydrogen and oxygen atoms are held together by sharing electrons

3  Rb-Br

4 Eight

5 3.01

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