Chemistry Syllabus (JEE Main)

Download Q&A
Q. What is the effect of increasing the number of carbon atoms in a carboxylic acid on its acidity?
  • A. Increases acidity
  • B. Decreases acidity
  • C. No effect
  • D. Depends on the structure
Q. What is the effect of increasing the number of carbon atoms in a carboxylic acid on its solubility in water?
  • A. Increases solubility
  • B. Decreases solubility
  • C. No effect
  • D. First increases then decreases
Q. What is the effect of increasing the number of carbon atoms in alcohols on their boiling points?
  • A. Decreases
  • B. Increases
  • C. Remains the same
  • D. Varies randomly
Q. What is the effect of increasing the number of carbon atoms in aldehydes on their boiling points?
  • A. Decreases
  • B. Increases
  • C. Remains constant
  • D. Varies unpredictably
Q. What is the effect of increasing the pressure on the equilibrium of the reaction: 2N2(g) + 3H2(g) ⇌ 2NH3(g)?
  • A. Shifts to the left
  • B. Shifts to the right
  • C. No effect
  • D. Increases the rate of reaction
Q. What is the effect of increasing the pressure on the rate of a reaction involving gaseous reactants?
  • A. Rate decreases
  • B. Rate increases
  • C. No effect
  • D. Depends on the reaction
Q. What is the effect of increasing the size of the halogen atom on the reactivity of haloalkanes?
  • A. Increases reactivity
  • B. Decreases reactivity
  • C. No effect
  • D. Depends on the solvent
Q. What is the effect of increasing the size of the halogen in haloalkanes on the bond strength?
  • A. Increases
  • B. Decreases
  • C. Remains the same
  • D. Varies randomly
Q. What is the effect of increasing the steric hindrance on the reactivity of aldehydes and ketones?
  • A. Increases reactivity
  • B. Decreases reactivity
  • C. No effect
  • D. Reactivity depends on solvent
Q. What is the effect of increasing the temperature on the equilibrium constant of an exothermic reaction?
  • A. Increases
  • B. Decreases
  • C. Remains the same
  • D. Depends on the reaction
Q. What is the effect of substituents on the reactivity of aromatic compounds in electrophilic substitution?
  • A. All substituents deactivate the ring.
  • B. Electron-donating groups activate the ring.
  • C. Electron-withdrawing groups have no effect.
  • D. All substituents direct to the meta position.
Q. What is the effect of substituents on the reactivity of aromatic compounds?
  • A. All substituents are deactivating
  • B. Some are activating and some are deactivating
  • C. All are activating
  • D. None affect reactivity
Q. What is the effect of temperature on Raoult's Law?
  • A. It has no effect.
  • B. It increases vapor pressure.
  • C. It decreases vapor pressure.
  • D. It only affects the solute.
Q. What is the effect of temperature on the entropy of a substance?
  • A. Entropy decreases with increasing temperature.
  • B. Entropy increases with increasing temperature.
  • C. Entropy remains constant with temperature.
  • D. Temperature has no effect on entropy.
Q. What is the effect of temperature on the equilibrium constant for an exothermic reaction?
  • A. Increases with temperature
  • B. Decreases with temperature
  • C. Remains constant
  • D. Depends on the concentration
Q. What is the effect of temperature on the equilibrium constant K for an exothermic reaction?
  • A. K increases with temperature
  • B. K decreases with temperature
  • C. K remains constant
  • D. K is independent of temperature
Q. What is the effect of temperature on the vapor pressure of a solvent according to Raoult's Law?
  • A. Vapor pressure decreases with temperature
  • B. Vapor pressure increases with temperature
  • C. Vapor pressure remains constant with temperature
  • D. Vapor pressure is independent of the solvent
Q. What is the effect of the +M effect on the stability of a carbocation?
  • A. Destabilizes the carbocation
  • B. Stabilizes the carbocation
  • C. No effect on stability
  • D. Increases acidity
Q. What is the effect of the -I effect on acidity?
  • A. Increases acidity
  • B. Decreases acidity
  • C. No effect on acidity
  • D. Depends on the solvent
Q. What is the effect of the -I group on acidity?
  • A. Increases acidity
  • B. Decreases acidity
  • C. No effect on acidity
  • D. Depends on the solvent
Q. What is the effect of the -M (mesomeric) effect on the stability of a carbocation?
  • A. Destabilizes the carbocation
  • B. Stabilizes the carbocation
  • C. No effect on stability
  • D. Increases acidity
Q. What is the effect of the -M group on the stability of a carbocation?
  • A. Destabilizes the carbocation
  • B. Stabilizes the carbocation
  • C. No effect on stability
  • D. Increases acidity
Q. What is the electron configuration of Chromium (Cr)?
  • A. [Ar] 4s2 3d4
  • B. [Ar] 4s1 3d5
  • C. [Ar] 4s2 3d5
  • D. [Ar] 4s2 3d3
Q. What is the electron configuration of Magnesium?
  • A. 1s² 2s² 2p⁶ 3s²
  • B. 1s² 2s² 2p⁶ 3s² 3p¹
  • C. 1s² 2s² 2p⁶ 3s² 3p²
  • D. 1s² 2s² 2p⁶ 3s² 3d¹
Q. What is the electron configuration of oxygen (O)?
  • A. 1s2 2s2 2p4
  • B. 1s2 2s2 2p6
  • C. 1s2 2s1 2p5
  • D. 1s2 2s2 2p3
Q. What is the electron configuration of potassium (K)?
  • A. 1s² 2s² 2p⁶ 3s¹
  • B. 1s² 2s² 2p⁶ 3s²
  • C. 1s² 2s² 2p⁶ 3s² 3p¹
  • D. 1s² 2s² 2p⁶ 3s² 3p²
Q. What is the electron configuration of the alkali metal potassium (K)?
  • A. 1s² 2s² 2p⁶ 3s¹
  • B. 1s² 2s² 2p⁶ 3s²
  • C. 1s² 2s² 2p⁶ 3s² 3p¹
  • D. 1s² 2s² 2p⁶ 3s² 3p²
Q. What is the electron configuration of the alkaline earth metal magnesium?
  • A. 1s² 2s² 2p⁶ 3s²
  • B. 1s² 2s² 2p⁶ 3s² 3p²
  • C. 1s² 2s² 2p⁶ 3s² 3p⁶
  • D. 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²
Q. What is the electron configuration of the element with atomic number 12?
  • A. 1s2 2s2 2p6 3s2
  • B. 1s2 2s2 2p6 3s2 3p1
  • C. 1s2 2s2 2p6 3s2 3p6
  • D. 1s2 2s2 2p6 3s2 3d10
Q. What is the electron configuration of the s-block element magnesium?
  • A. 1s² 2s² 2p⁶ 3s²
  • B. 1s² 2s² 2p⁶ 3s² 3p¹
  • C. 1s² 2s² 2p⁶ 3s² 3p²
  • D. 1s² 2s² 2p⁶ 3s² 3d¹
Showing 631 to 660 of 2802 (94 Pages)
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely