JMI Class XII Chemistry Sample Question Paper 2020 Download Free PDF

JMI Class XII Chemistry Sample Question Paper 2020 Download Free PDF

Jamia Millia Islamia (JMI) 2020 Class XII Chemistry Sample Question paper with answers JMI Class XII Chemistry Sample 2020 Question with solution you can download it in FREE, if JMI Class XII Chemistry 2020 paper in text or pdf for JMI Class XII Chemistry Sample 2020 Answer Keys you can download JMI 2020 page also just Go to menu bar, Click on File->then Save.

JMI Class XII Chemistry Question Paper 2020 Download Pdf

Jamia Millia Islamia (JMI) 2020 Class XII Chemistry Sample Question paper Free Download PDF is available in www.oldquestionpapers.net which has been provided by many students this JMI 2020 paper is available for all the students in FREE and also JMI Class XII Chemistry Question paper 2020 fully solved JMI with answer keys and solution.

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SAMPLE QUESTIONS

Q1. Name the following:

(a) A transition metal which does not exhibit variation in oxidation state in its compounds.
(b) A compound where the transition metal is in the +7 oxidation state.
(c) A member of the lanthanoid series which is well known to exhibit +4 oxidation state.
(d) Ore used in the preparation of Potassium dichromate.

Q2. Arrange the following in order of property indicated for each set:

(a) F₂, Cl₂, Br₂, I₂ – increasing bond dissociation enthalpy
(b) PH₃, AsH₃, BiH₃, SbH₃, NH₃ – increasing base strength

Q3. Answer the following questions:

(a) What happens when a freshly precipitated Fe (OH)3 is shaken with a little amount of dilute solution of FeCl3?
(b) Why are lyophilic colloidal sols more stable than lyophobic colloidal sols?
(c) What form Freundlich adsorption equation will take at high pressure?

Q4. Account for the following facts:

(a) the reduction of a metal oxide is easier if the metal formed is in the liquid state at the temperature of reduction.
(b) Limestone is used in the manufacture of pig iron from haematite.
(c) Pine oil is used in the froth floatation process used to concentrate sulphide ores.

Q5. (a) Give a plausible explanation for each one of the following:

(i) Although phenoxide ion has more number of resonating structures than carboxylate ion, carboxylic acid is a stronger acid than phenol.
(ii) There are two -NH2 groups in semicarbazide. However, only one is in

(b) Carry out the following conversions in not more than two steps: