List of top Chemistry Questions on potential energy

Calculate the potential energy of a \(1.5\,\text{kg}\) block attached to a spring with \(k = 100\,\text{N/m}\) displaced by \(0.2\,\text{m}\).

Maximum IE and minimum IE of group 13 elements are:

Statement-1: Alcohol is prepared from alkyl halide in the presence of aqueous KOH by elimination.
Statement-2: Alkenes are prepared from alkyl halide with alcoholic KOH by $\beta$-elimination.
Which of the following options is correct? 1. Statement-1 and Statement-2 are correct.
2. Statement-1 and Statement-2 are incorrect.
3. Statement-1 is true and Statement-2 is false.
4. Statement-1 is false and Statement-2 is true.

Maximum IE and minimum IE of group 13 elements are:

The electron in the \(n^{th}\) orbit of \(Li^{2+}\) is excited to \((n + 1)\) orbit using the radiation of energy \(1.47 × 10^{–1}J \) (as shown in the diagrarn). The value of n is ______ .
Given: \(R_H = 2.18 × 10^{–18} J\).

Measuring Zeta potential is useful in determiningwhich property of colloidal solution ?