Chemistry Concepts Quiz

• Nitrite

• Nitrate

• Nitrogen trioxide

• Ammonium

Which of the following is the correct formula for the sulfate ion?

According to solubility rules, which of the following compounds is generally insoluble in water?

What is the molecular geometry of a molecule with a steric number of 4 and no lone pairs on the central atom?

• Tetrahedral

• Trigonal planar

• Linear

• Bent

• O=C=O with no lone pairs on carbon

• O-C-O with four lone pairs on each oxygen

• O=C=O with two lone pairs on each oxygen

• O-C-O with two lone pairs on each oxygen and two lone pairs on carbon

• Seesaw

• Tetrahedral

• Square planar

• Trigonal bipyramidal

Which of the following ions is correctly matched with its name?

What is the bond angle in a molecule with a trigonal planar shape?