5 STEPS TO A 5: 500 AP Chemistry Questions to Know by Test Day! (2012)

409. Which of the following elements forms a covalent network solid by combining with oxygen?

(A) N

(B) O

(C) S

(D) Si

(E) P

Questions 410–415 refer to the following solid compounds.

410. The white, soluble salt responsible for the salinity of the ocean

411. Produces a blue solution when mixed with water

412. Soluble, yellow solid

413. A purple solid that produces a purple solution when mixed with water

414. A deliquescent compound that turns to blue when hydrated

415. A soluble white solid used as a fertilizer

Questions 416–420 refer to the following compounds:

416. A gaseous fuel used for heating and in gas-burning barbeque grills

417. A refrigerant linked to the thinning of the ozone layer in the stratosphere

418. In solution, this compound has been used as disinfectant for minor skin wounds

419. A colorless gas with a foul odor

420. A weak acid that cannot be stored in glass containers

421. Which of the following nonmetals is a good conductor of electricity in the solid form?

(A) I₂

(B) S₆

(C) C_(graphite)

(D) C_(diamond)

(E) P_{4 (white)}

422. Naturally occurring amino acids contain all of the following elements except:

(A) Carbon

(B) Nitrogen

(C) Oxygen

(D) Hydrogen

(E) Chlorine

423. All of the following oxides exist as a gas at 25°C and 1 atm except:

Questions 424–428 refer to the following organic compounds.

424. A ketone

425. Very water soluble

426. An ester with the scent of bananas

427. Benzoic acid

428. An ether