The number of -OH groups present in the structures of bithionol, terpineol, and chloroxylenol is respectively:
Match the following: List I (Ore) List II (Composition)
The wavelength of an electron is \( 10^3 \) nm. What is its momentum in kg m s\(^{-1}\)?
Observe the following reaction: \[ 2KClO_3 (s) \xrightarrow{\Delta} 2KCl (s) + 3O_2 (g) \] In this reaction:
The standard electrode potentials \( E^\circ (V) \) for \( Li^+/Li \), \( Na^+/Na \) respectively are:
(1) −3.04, −2.714(2) −2.714, −3.04(3) −3.04, −3.04(4) −2.714, −2.714
Carbon on reaction with hot conc. \( H_2SO_4 \), gives two oxides along with \( H_2O \). What is the nature of these two oxides?
The reagent 'X' used in the following reaction to obtain a good yield of the product is:
Identify the sets containing isostructural molecules from the following
I. \(\text{SiF}_4\), \(\text{SF}_4\)II. \(\text{IO}_3^-\), \(\text{XeO}_3\)III. \(\text{BH}_4^-\), \(\text{NH}_4^+\)IV, \(\text{PF}_6^-\), \(\text{SF}_6\)The correct option is
The IUPAC names of the compounds A and B respectively are
In the following reaction sequence X and Y respectively are
Observe the following formula
The groups/atoms in the plane of the paper are
A few sols are given below:As2S3 sol, starch sol, Al2O3 ·xH2O sol, TiO2 sol, gold sol, congo red sol, blood, methylene blue sol, CdS solThe number of positively charged sols in the above list is:
Match the following elements with their respective blocks in the periodic table:
Match the following:
