MCQ-6
2 mole of H2S and 11.2 dm³ of SO₂ at STP react according to following equation
SO2+2H2S→2H2O+3S
What will be the number of moles of Sulphur formed in the reaction
A. 1.5
B. 11.2
C. 3
D. 6
Answer: A
MCQ-7
One of the substances is used to absorb CO₂ gas in combustion analysis. Which is that substance
A. 50% KOH
B. Al2O3
C. Mg(CIO4)2
D. SiO2
Answer: A
MCQ-8
Mass of 1.505×1023 molecules of NH3 is
A. 17g
B. 8.5g
C. 34g
D. 4.25g
Answer: D
MCQ-9
In combustion analysis, %age of which element is always determined by difference method
A. C
B. H
C. O
D. P
Answer: C
MCQ-10
Mole may include ______ of the substance expressed in grams
A. Atomic mass
B. Molecular mass
C. Formula mass
D. All of these
Answer: D
Amazing sir g…i need these mcqs in pdf plzz …. please share me in email these all mcqs of chemistry from fsc to BS PLZZZ SIR plzz
These MCQs are not available in pdf. Material is taken from different sources, students requested or from past papers and put on the website randomly without writing in pdf.
sir where are the lectures mcqs of other chapters of pmc chemistry explanation ?
Are you asking for discussion lectures?
Sir I am unable to find notes I want notes for macromolecules
NMDCAT notes are in the form of MCQs. https://umairkhanacademy.com/nmdcat-practice-test-notes-chapter-10/