List of practice Questions

Which of the following elements has the smallest atomic radius?
Which of the following is the major product of the reaction between 1-bromobutane and potassium hydroxide in ethanol?
For a first-order reaction, the rate constant is \(k = 0.01 \, \text{s}^{-1}\). What is the half-life of the reaction?
Which of the following is a characteristic of a coordination compound?
What is the standard electrode potential of a half-reaction in which electrons are transferred from \(Ag^+\) to \(Ag\)?
A particle moves with a constant speed of 4 m/s in a circular path of radius 2 m. What is its centripetal acceleration?
A capacitor of capacitance 5 \(\mu\)F is charged to 100 V and then connected to an uncharged capacitor of 2 \(\mu\)F. What is the final potential difference across the capacitors?
Which of the following gases has the highest rate of diffusion?
If the roots of the quadratic equation \( x^2 - 6x + k = 0 \) are real and distinct, what is the range of values for \( k\)?
What is the value of \( \int_0^{\pi/2} \sin x \cos x \, dx\)?
A body of mass 2 kg is moving with a velocity of 10 m/s. What is its kinetic energy?
Which of the following elements has the highest electronegativity?
If \( \sin \theta + \cos \theta = \sqrt{2} \), what is the value of \( \sin \theta \cos \theta \)?
A simple pendulum of length 1 m is oscillating with an amplitude of 0.1 m. What is the maximum tension in the string if the mass of the bob is 0.2 kg? (Assume \( g = 10 \, \text{m/s}^2 \))
What is the sum of the first 10 terms of the arithmetic progression with first term 3 and common difference 2?
Choose the word closest in meaning to 'Candid'.
A sequence is defined as follows: \( a_1 = 1, a_2 = 2 \), and \( a_n = a_{n-1} + a_{n-2} \) for \( n \geq 3 \). What is the 6th term of the sequence?
Which of the following compounds has the highest boiling point?
The pH of a solution is 3. What is the concentration of hydrogen ions in this solution?
If the roots of the quadratic equation \( 2x^2 - 5x + k = 0 \) are real and distinct, what is the range of values for \( k \)?
If log$_{10}$(x + 1) = 2, what is the value of x?
A particle moves in a circle of radius 2 m with a speed of 6 m/s. What is the centripetal acceleration of the particle?
A convex lens has focal length 20 cm. An object is placed at a distance of 40 cm from the lens. What is the position of the image formed?
Which of the following substances does not undergo hydrolysis in aqueous solution?
In the reaction \( 2\text{NaOH} + \text{Cl}_2 \rightarrow \text{NaCl} + \text{NaOCl} + \text{H}_2\text{O} \), what is the oxidation state of chlorine in sodium hypochlorite (NaOCl)?