chem final ranking mgccc exam questions
with correct answers
2) How many bonds does a carbon atom typically form?
a) 8
b)2
c) 6
d) 4 - correct answers
3) Which of the following molecules is(are) polar?
a) both of them
b) neither of them
c) CH3Cl
d) HCN - correct answers
4) Which of the following occurs when a magnesium atom is converted to Mg2+?
a) The magnesium atom gains two electrons and loses two protons.
b) The magnesium atom loses two electrons.
c) The magnesium atom gains two electrons.
d) The magnesium atom loses two electrons and two protons. - correct answers
5) In a Lewis structure, which of the following atoms can have more than eight electrons
associated with it?
