Among the following compound, which compound is the strongest attraction between two atoms?

Which of the following best describes the shape of a p orbital?

The infrared spectrum was obtained from a compound and showed absorption bands at 3300 cm^-1, 2950 cm^-1 and 1700 cm^-1. Which of the compounds could account for this spectrum?

The repeating unit of terylene is __________ and it contains __________ linkage.

What happens to the concentration of hydroxide ion if the pH decreases from 11.5 to 8.5 during a reaction?

When ethanal is reacted with hydrogen cyanide, __________ is produced.

What is the pH of a 0.01 mol dm^-3 sodium ethanoate and 0.01 mol dm^-3 ethanoic acid buffer solution? (Ka = 1.8 × 10^–5 for ethanoic acid)

The number of 3d electrons of Mn³⁺ is __________.

The pH of a 0.10 M solution of a weak base is 9.82. What is the K_b for this base?

What products would you expect from the reduction of propanone?