Author Question: In a molecule having three pairs of electrons around a central atom and a trigonal planar shape, how ... (Read 68 times)

rlane42 · **on:** Aug 27, 2018

In a molecule having three pairs of electrons around a central atom and a trigonal planar shape, how many lone pairs of electrons does the central atom have?

A) 1
B) 0
C) 2
D) 3

Question 2

Which of the following gases occupy the largest volume at STP?

A) 12.00 g He
B) 2 mol of water
C) 38.00 g F2
D) 6.022 1023 molecules of ammonia