Chemistry MDCAT MCQs Unit 11 With Answer Keys Past Paper

Chemistry MDCAT MCQs Unit 11 With Answer Keys Past Paper. Students may use the MDCAT Chemistry Unit 11 multiple choice questions and answers to help them study for their upcoming tests. The questions, which are an excellent technique for checking your comprehension, cover all of the topics presented in the lesson in its entirety. You could also be able to find the answers in order to check the accuracy of your work. The multiple choice questions for chapter 10 are located here.

Which of the following situations do you think the addition of sodium borohydride will lead it to expand in the most likely scenario? Only (A) (A) (A) (A) (B) (B) (C) (D) (I and II) Which of these three is more likely to be less nucleophilic in contrast to the other two? Si—Si (I), C—C (II), and C=O (III) Only (A) (A) (A) (A) (A) (A) (B) (C) (D) (I and II) (OH), (SH), (C) NH2, (NH2), and (NH2) are the elements (CH3). Which one of the following does not entail the process of reduction? (A) CH3 CHO + 2H—CH3 CH3 + H2O (B) — CH 3 CH 3 + H 2 O from CH 3 CO 2 H + H 2. These multiple-choice questions are from STARS Academy as well.

Unit 11 of the MDCAT Chemistry MCQs:

MDCAT Chemistry chapter-wise solved MCQs chapter 11 Fsc part 1 | MDCAT Chemistry unit 11 solved MCQs | MDCAT Chemistry unit 11 MCQs with keys |

Unit 11 of the Fsc Part 1 Chemistry MCQs:

(1) Which increase of 10C the rate of reaction double this increase the rate of reaction is due to
(a) Decrease in activation energy of the reaction
(b) fewer collisions between molecules of the reactants
(C) Increase in activation energy of reactants
(d) Increase in number of effective collisions
(2) The sum of the exponents of the cone. Terms in the rate equation is called:
(a) Rate of reaction
(b) Order of reaction
(C) Specific rate constant
(d) Average rate
(3) Photochemical reaction usually has ordered:
(a) One
(b) Zero
(C) Two
(d) Three
(4) When the rate of reaction is entirely independent of the cone. of reactants molecule the
order of the reaction is:
(a) Zero
(b) First
(C) Second
(d) Third
(5) The slowest step in a reaction that involves many stages is the:
(a) Main step
(b) Enthalpy determining step
(C) Mechanism determining step
(d) Rate determining step

Eleventh Grade Chemistry Chapter-Specific MCQs:

(6) Spectrophotometry is applied for rate determination when:
(a) Reactants or product absorb (U.V and I.R. light
(b) Reaction involve ion
(C) Reaction involve a change in volume
(d) None of above
(7) Pt is poisoned by:
(a) Arsenic

(b) Silver
(c) Argon

(d) Zinc
(8) The bare minimal energy needed to transform reactants into the product is referred to as
(a) Energy barrier
(b) Energy of activation
(C) Activated complex
(d) Activated MMC
(9) The reaction rate can be measure by:
(a) Graph method
b) Hit and trial method
(C) Both a and b
(d) None of these
(10) The reaction may be:
(a) Third order

(b) Forth order
(c) Both a and b

(d) None of these

Unit 11 of the first-year chemistry MCQs:

(11) A reaction’s rate is determined by:
(a) P
(b) T
(C) Concentration
(d) All of these
(12) The main function of a catalyst is to:
(a) Increase Ea
(b) Decrease Ea
(C) Decrease temp
(d) Decrease pressure
(13)——————are called biocatalysts:
(a) Organic acids
(b) Organic bases
(C) Enzymes
(d) All of these
(14) 3Fe+” 4H2O —— Fe304, + 4H2, is an example of
(a) Homogeneous
(b) Heterogeneous
(C) Isogeneous
(d) None of these
(15) The quantity of atoms, molecules, or ions whose cones are used to calculate the rate of reaction is
called:
(a) Rate constant
(b) Value or reaction
(C) Order of reaction
(d) None
(16) The rate of a reaction may be:
(a) Zero-order
(b) Never zero order
(C) Without any order
(d) None
(17) The collision theory says that for molecules to move forward, they need energy:
(a) Greater than Ea
(b) Less than Ea “
(C) Equal to Ea
(d) None

Chapter 11 MCQs for FSC Chemistry Part 1:

(18) The change in the cone. of reactants and products in a unit time is called:
(a) Reaction rate
(b) Rate constant
1c) Diffusion
(d) None
(19) The reaction rate is expressed in the units of:
(a) mol dm”-3 S-1″‘
(b) mol dm”‘
(C) mol dm_3 N”‘
(d) dm”‘ S_’
(20) An increase in the cone. is related to the number of collisions:
(a) Directly
(b) Indirectly
(C) No more
(d) All
(21) The chemical reactions which may proceed slowly with measurable rate are called:
(a) Slow reactions
(b) Fast reaction
(c) Moderate reactions
(d) None
(22) There are really the following atoms or molecules involved in the rate-determining step:
(a) Rate of a reaction
(b) Velocity of a reaction
(C) Order of a reaction
(d) Molecularity
(23) Typically, the activation’s energy is stated as:
(a) Calories
(b) Ergs
(c) Joules
(d) Moles
(24) The addition of a catalyst to a reaction changes the:
(a) Enthalpy
(b) Entropy . .
(C) Nature of reactants
(d) Energy of activation

Please click on this link in order to obtain the MDCAT Chemistry answers multiple choice questions for all of the chapters. The Chemistry Key Points, Parts 1 and 2, are available for download here. You may get online practise for the tests by visiting this website.

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