XiMDCAT XI Complete Chemistry Grand Test#Chemical Kinetics#Rate Law16Choose the best answerFor Rate = k[A]²[B], what happens to the rate if [A] is doubled and [B] is halved?AHalf of the original rateBEqual to the original rateCTwice the original rateDFour times the original rate Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Chemical Bonding#Sigma and Pi Bonds17Choose the best answerWhich statement about σ and π bonds is incorrect?AA σ bond can be formed by s-s, s-p, p-p or hybrid orbital overlapBA π bond is generally weaker than a σ bondCThe electron density of a π bond lies along the internuclear axisDA triple bond contains one σ and two π bonds Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Chemical Equilibrium#Kc18Choose the best answerFor which equilibrium is Kc dimensionless?AC(s) + H₂O(g) ⇌ CO(g) + H₂(g)BCH₃OH(l) + CH₃CO₂H(l) ⇌ CH₃CO₂CH₃(l) + H₂O(l)CCu²⁺(aq) + 4NH₃(aq) ⇌ Cu(NH₃)₄²⁺(aq)DN₂O₄(g) ⇌ 2NO₂(g) Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Extensive Properties#Thermochemistry & Thermodynamics19Choose the best answerWhich of the following is an extensive state function?ATemperatureBReflective indexCViscosityDVolume Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Mole Concept#Stoichiometry20Choose the best answerWhich sample contains the greatest number of atoms?A4 g HeB46 g NaC0.40 g CaD12 g He Like 0 Discuss 0Share