Dpmt 2nd Semester Engineering Chemistry Question Bank

                        CENTRAL  INSTITUTE  OF PLASTICS ENGINEERING & TECHNOLOGY

                                                                        Question Bank

1 MARK—QUESTION

2 MARK ---QUESTION

3 MARK --- QUESTION

4/5 MARK ----QUESTION

COURSE      : DPMT

SEMESTER: II

SUBJECT    : Engineering Chemistry

 4/5 MARK—QUESTION

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Ques 1: Explain Constituents of the atom and Rutherford model of atom.

Ques2: Explain Heisenberg Uncertainty principle.

Question 3:  What do you mean by quantum number?

Ques 4: Write all 4 quantum numbers for last electron of Sodium atom and sodium ion..

Ques 5: Define Lewis electron dot structure with suitable examples.

Ques 6: What do you mean by dilution? Explain the strength of acids and bases.

Ques 7: Define Dilute and Concentrated solution.

Ques 8: Calculate the molality of a solution where 0.5 grams of toluene (C7H8) is dissolved in 225 grams of  Benzene(C6H6). Calculate the moles of given solute.

Ques: 9 Write the formula of acid buffer and base buffer. How to calculate  pH of buffer solution?

Ques 10: Explain the Lime soda method of removal of permanent hardness of water.

Ques 11: How can we remove the permanent hardness of water by Permutit method.

Ques 12: Compare the merits and demerits of ion exchange process and zeolite process used for water softening.

Ques 13: Write short note on --- i) catenation    ii) Functional group

Ques14: Differentiate between ---- i) saturated and unsaturated hydrocarbon  ii) homocyclic and heterocyclic compounds

Ques 15: Explain the classification of Organic compound with example.

Ques 17: Give the IUPAC names of the following compounds:

Ques 18: What do you mean by natural gas? Mention  its uses and advantages.

Ques 19: Define corrosion and factors affecting corrosion.

Ques 20: Explain  the  methods  of  prevention of corrosion.

Ques 21: Explain the EDTA method of determination of hardness of water.

Ques 22: Differentiate between Galvanic cell and Electrolytic cell.

Ques 23: Draw a neat and clean, well labeled diagram of electrochemical cell.

Ques 24: Explain the heat and work concept with expression.

Ques 25: Differentiate between reversible and irreversible process.

Ques 26: Explain various thermodynamic processes.

Ques 27: Explain the advantages and disadvantages of gaseous fuel.

Ques 28: Mention the advantages and disadvantages of liquid fuels.

Ques 29: Explain the advantages and disadvantages of solid fuels.

Ques 30: What do you mean by thermodynamics? Define system and surrounding.

 

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