List of top Questions asked in TS EAMCET

Reagents and compound to convert ethyl bromide → 2-butanone:
An amine X (C4H11N) on heating with CHCl3 in ethanolic KOH forms a foul-smelling substance. Product of other amine Y (C4H11N) and benzenesulphonyl chloride is insoluble in alkali. What are X and Y respectively?
In several fungi and plants, the bisexual condition is denoted by
Match the following:
Match the following:
Identify the sclerenchymatous structures (parts) given below related in dicot and monocot stems:
I. Pericycle in young dicot stem
II. Hypodermis in monocot stem
III. Vascular bundle sheath in monocot stem
IV. Endodermis in dicot stem
Leaf tendrils and foliar stipules are found in this plant
Arrange the following polymers in increasing order of intermolecular forces:
Source for vitamin C and vitamin E respectively are:
Identify the correct antibiotic set:
What are X and Y in the following reaction sequence?
Statement I: Boiling point of diethyl ether < 1-butanol.
Statement II: Diethyl ether miscible with water to almost same extent as 1-butanol.
Isopentyl alcohol reacts with reagent X → carboxylic acid → decarboxylation → Y. Reaction of Y with Z → t-butyl alcohol. Identify X and Z.
X and Y in reactions:
Freundlich adsorption isotherm: log(mx) vs log(p) increases then flattens (points C-D). Experimental condition represented by C-D?
In which of the following, metal is not correctly matched with its refining process?
Match the following compounds with their uses:
Assertion (A): The order of acidic strength of hydrogen halides in aqueous solution is HF < HCl < HBr < HI.
Reason (R): The order of bond dissociation enthalpy of hydrogen halides is HF > HCl > HBr > HI.
Among noble gases, the most abundant one in atmosphere is:
Change in oxidation state of sulphur during oxidation of thiosulphate ion in neutral/alkaline solution by KMnO$_4$ is:
IUPAC name of [Co(NH$_3$)$_4$(H$_2$O)Cl]Cl$_2$ is:
X and Y in reactions:
An alcohol 'X' (C$_4$H$_{10}$O) reacts with conc. HCl at room temperature and gives chloride. 'X' on dehydration followed by ozonolysis gives 'Y' and 'Z'. Find 'Y' and 'Z'.
Identify the crystal system in which body-centered lattice is not present.
Mole fraction of H$_2$SO$_4$ in aqueous solution is 0.9. Find mass % of H$_2$SO$_4$. (H=1, S=32, O=16 u)