Category: Chemistry Chapter 1 MCQs

  • Class 11 Chemistry Chapter 1 MCQs – Introduction to Fundamental Concepts

    Here we are going to provide class 11 chemistry chapter 1 introduction to fundamental concepts solved MCQs for Sindh board students that help in their exam paper preparation

    These 1st-year chemistry chapter 1 MCQs are also helpful for Karachi, Hyderabad, Larkana, and Sukkur students in their Sindh Board Examination.

    Class 11 Chemistry Chapter 1 MCQs Sindh Board
    Class 11 Chemistry Chapter 1 MCQs

    11 Class Chemistry Chapter 1 MCQs Sindh Board

    1) Empirical formula for Chloroform (CHCI_3) is _______

    a) CHCI3

    b) CHCI

    c) C3HCI

    d) CH3CI

    Answer: a) CHCI3


    2) What is the empirical formula for a compound containing 26.57% potassium, 35.36% chromium, and 38.07% oxygen

    a) K2Cr2O

    b) KCrO

    c) KCr2O

    d) K2Cr2O7

    Answer: d) K2Cr2O7


    3) Empirical formula for water is ______

    a) HO

    b) OH

    c) HO2

    d) H2O

    Answer: d) H2O


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    4) In which scale of temperature, the temperature cannot be negative

    a) Celsius Scale

    b) Fernheigth Scale

    c) Absolute Scale

    d) All of the above

    Answer: c) Absolute Scale


    5) If in a compound the moles of consisting atoms are doubled then the mole fraction of a particular atom will be:

    a) Double

    b) Half

    c) Remain same

    d) None of the mentioned

    Answer: a) Double


    6) How many gm moles oxygen is there in 88 gms carbon di oxide

    a) 1

    b) 2

    c) 3

    d) 4

    Answer: d) 4


    7) 1 mole of a substance refers to:

    a) molar mass

    b) atomic mass

    c) electron mass

    d) neutron mass

    Answer: a) molar mass


    8) What will be the molecular weight of a chemical, consisting 2 moles of H2SO4, 3 moles of SO2 and 1mole of NaOH

    a) 128

    b) 228

    c) 328

    d) 428

    Answer: d) 428


    9) Which is the limiting reactant in the reaction

    a) C5H12

    b) O2

    c) CO2

    d) H2O

    Answer: b) O2


    10) If the pressure is increased by 2 times of a certain amount of gas at a fixed temperature, then what would be its final volume

    a) Double

    b) One half

    c) Triple

    d) One fourth

    Answer: b) One half


    Conclusion

    The topic of this post is class 11 chemistry chapter 1 MCQs for Sindh board students additionally we add this post into the 11th class mcqs category.