Chemistry questions
29404 published questions with worked solutions.
- Which one of the following cyano complexes would exhibit the lowest value of paramagnetic behaviour? (At. No. Cr = 24, Mn = 25,...
- The value of the 'spin only' magnetic moment for one of the following configurations is 2.84 BM. The correct one is
- 2 methylbutane on reacting with bromine in the presence of sunlight gives mainly
- Tertiary alkyl halides are practically inert to substitution by S_N2 mechanism because of
- Elimination of bromine from 2-bromobutane results in the formation of-
- Acid catalyzed hydration of alkenes except ethene leads to the formation of
- Reaction of cyclohexanone with dimethylamine in the presence of catalytic amount of an acid forms a compound if water during the...
- Among the following acids which has the lowest pK_a value
- Which one of the following methods is neither meant for the synthesis nor for separation of amines?
- Amongst the following the most basic compound is
- Which of the following is a polyamide?Not in JEE Main or NEET syllabus
- Which of the following is fully fluorinated polymer?Not in JEE Main or NEET syllabus
- Which one of the following types of drugs reduces fever?Not in JEE Main or NEET syllabus
- How many moles of magnesium phosphate, Mg_3(PO_4)_2 will contain 0.25 mole of oxygen atoms?
- Density of a 2.05M solution of acetic acid in water is 1.02 g/mL. The molality of the solution is
- According to Bohr's theory, the angular momentum of an electron in 5^ th orbit is
- The "spin-only" magnetic moment [in units of Bohr magneton, ( _B)] of Ni^ 2+ in aqueous solution would be (Atomic number of Ni =...
- The increasing order of the first ionization enthalpies of the elements B, P, S and F (lowest first) is
- The decreasing values of bond angles from NH_3 (106°) to SbH_3 (101°) down group-15 of the periodic table is due to
- Following statements regarding the periodic trends of chemical reactivity of the alkali metals and the halogens are given. Which...