List of top Questions asked in KEAM

If \(\vec{F}\) and \(\vec{S}\) represent the applied force and displacement of an object, then the work done is
If a body starts from rest and moves with constant acceleration of 2 ms\(^{-2}\), then the distance covered between the time intervals 5 s and 6 s is
A bus covers half of the total distance with a speed of 30 kmh\(^{-1}\) and other half with a speed of 60 kmh\(^{-1}\). The average speed during the total journey is
FALSE statement about third law of motion is
A cyclist speeding at a velocity \(v\) on a level road takes a sharp circular turn of radius R. If \(\mu\) is the static friction between the tyres and road, then the condition for the cyclist not to slip is
Aniline reacts with acetic anhydride in pyridine to give a product which reacts with Br2 in CH3COOH to get
Which of the following acid is a vitamin?
Which among the following proteins are globular proteins? (i) Keratin (ii) Insulin (iii) Albumin (iv) Myosin Choose the correct answer from the following choices;
Which of the following amine has the highest boiling point?
When benzene diazonium chloride is treated with Cu and HBr, bromobenzene, N2 and CuCl are obtained. This reaction is called
2-Methylpropene is obtained when sodium methoxide reacts with
Which of the following compound undergoes aldol condensation?
Reimer-Tiemann reaction using CHCl3 and aq.NaOH involves the conversion of phenol into
The aldehyde that does not respond to Fehling’s test is
When a mixture of CO and H2 is heated at 573 K-673 K under 200-300 atmospheric pressure in the presence of a catalyst, methanol is produced. The catalyst used is
When benzoyl chloride is treated with \(H_2\) in the presence of \(Pd-BaSO_4\), benzaldehyde is formed. This reaction is called
CH3I cannot be prepared by direct iodination of methane as the reaction is slow and reversible. However, it can be prepared by carrying out the reaction in the presence of
Which of the following is a gas at 300K?
The IUPAC name of the following alkane is \(CH_3-CH_2-CH(C_2H_5)-CH_2-CH(CH_3)-CH_2-CH_3\)
Choose the Swarts reaction in the following:
One mole of an alkene on ozonolysis gives two moles of propanone. What is the alkene?
An organic compound is heated with \(Na_2O_2\) then boiled with \(HNO_3\). The solution is then treated with ammonium molybdate. The yellow precipitate obtained is due to the presence of the element
\([Ag(NCS)_2]^-\) and \([Ag(SCN)_2]^-\) are
The type of hybridisation of Co in \([CoF_6]^{3-}\) complex ion is
The calculated magnetic moment of two dipositive ions of 3d series element is 4.9 BM. The ions are