Chemistry 12th Class Unit 2 Past Papers MCQs

Chemistry 12th Class Unit 2 Past Papers MCQs.Past papers, multiple-choice questions, and answer keys for the Chemistry FSC part 2 exam are all available here. completed the multiple-choice questions pertaining to the S Block that were included on the earlier intermediate Boards tests.

Elements of S block

(Taken from papers submitted to the board in 2014–2015–2016–2017–2018) MULTIPLE CHOICE QUESTIONS, which are commonly abbreviated as MCQs

Where did the word “alkali” first appear, and what language did it come from? (RWP. GI, 2016)
The letter A stands for Arabic, the letter B for Greek, the letter C for French, and the letter D for German.

Multiple-Choice Questions for the Second Year of Chemistry

The molecular structure of natron can be represented as follows: (DGK. GII, 2016)
(A) NaNO3 (B) KNO2 (C) CaCO3 (D) Na2CO3 H2O

The following is a list of elements that are comparable to cesium in some respects: (SGD. GI, 2015)
(A) Ca (B) Cr (C) Both\s(D) None

Determine the component that, when combined, results in the production of super oxide: (LHR. GII, 2016)
(A) Li (B) Na (C) K

In the manufacture of the following products, the Down’s cell is utilised: (A) sodium carbonate (B) sodium bicarbonate (C) sodium metal (D) sodium hydroxide

MCQs Answers for the 12th Grade Chemistry Unit 2:

The following are the elements, with their metallicity increasing from lowest to highest: (MLN. GII, 2017)
Oxygen is represented by the letter O, antimony by the letter C, and bismuth by the letter D.

Milk of magnesia is an effective therapy for a variety of illnesses, including those listed below: (BWP. GI, 2014)
The four states that comprise jaundice are referred to as basicity, rancidity, acidity, and jaundice respectively.

Which of the alkali metals has the least amount of reactivity when it comes to chemicals? (LHR. GI, 2014)
(B) Na (D) Cs

In a cell affected by Down syndrome, CaCl2 is combined with NaCl in order to: (RWP. GII, 2017)
Raise the level of its solubility, dissociation, conductivity, and melting point. A) Raise the level of its melting point. B) Raise the level of its conductivity. C) Raise the level of its solubility. D) Raise the level of its melting point.

The preparation is carried out in Nelson’s holding cell (SWL. GI, 2014)
(B) Na2CO3 (C) Na metal (D) NaCl (A) Arsenic

Which element is discovered deposited close to the cathode while the process of electrolysis is carried out?

cell? (FBD. GII, 2014) (DGK. GI, 2015) (BWP. GII, MLN. GII, 2017) (SGD. GI, 2018)
(A) H2 (B) Ba

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Chapter 1 Chemistry MCQs for class 12 with answers and sample tests

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