Identify the correct statements for the reaction Ph − CH = CH₂ in presence of peroxide and HBr. Q. Ph […]

In period 4 of the periodic table, the elements with highest and lowest atomic radii are respectively. Q. In period

Given below are two statements: Griss-Ilosvay test is used for the detection of nitrite ion, which involves the use of

Given below are two statements: The number of species among BF₄⁻, SiF₄, XeF₄ and SF₄, that have unequal E −

Correct order of stability of carbanions CH2=CH−, CH3−CH2−, CH≡C− Q. Correct order of stability for the following is: CH2 =

20.0 dm3 of an ideal gas at 600 K and 0.5 MPa undergoes isothermal reversible expansion until pressure becomes 0.2

Regarding the hydrides of group 15 elements EH3 (E = N, P, As, Sb), select the correct statement from the

The wave numbers of three spectral lines of H atom are considered. Identify the set of spectral lines belonging to

Consider a weak base B of pKb = 5.699. x mL of 0.02 M HCl and y mL of 0.02

An organic compound undergoes first order decomposition. The time taken for decomposition to (1/8)th and (1/10)th of its initial concentration