Solved question paper for CHEM Dec-2011 (DIPLOMA 1st-2nd)

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Solved Question Paper

Chemistry Dec-2011

PSBTE • DIPLOMA • Information Technology • 1st-2nd • Dec-2011

CHEM (chemistry) for Punjab State Board of Technical Education Diploma in Engineering 1st-2nd semester students is collected here as subject-wise previous year question papers and old papers for quick revision. Students can use these PYQ papers to understand the exam pattern, check repeated questions, and prepare important topics in a simple, semester-wise way. This page helps you find and download diploma question paper PDFs for CHEM and review common unit-wise questions before exams. BRpaper is not the official website of the Punjab State Board of Technical Education, and the papers here are meant for study reference and exam preparation only.

Question papers (year-wise) Solutions

Solved Questions

Solved

Which of the following is not one of the seven fundamental units?

MCQ Dec-2011 • PSBTE DIPLOMA

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1 calorie = ……………. Joules

MCQ Dec-2011 • PSBTE DIPLOMA

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Freezing point of water at 1 atm pressure of Kelvin scale is

MCQ Dec-2011 • PSBTE DIPLOMA

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Which of the following is not an element?

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Which of the following is a metalloid?

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Which has the maximum viscosity?

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The charge on a cation M is +2 and on anion A is -3. The compound formed has the formula

MCQ Dec-2011 • PSBTE DIPLOMA

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NaCI is a chemical formula of:

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Which of the following has the largest number of atoms?

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Mass of 0.40 moles of CO2 is

MCQ Dec-2011 • PSBTE DIPLOMA

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1 a.m.u. is mass of :

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Mass of 0.1 mole of CaCO3 is

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Neutrons are present in all atoms except

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The designation of an orbital with n =4 and I=3 is

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The lightest particle among the following is

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A pie bond is formed by the overlapping of

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Series of lines present in visible region of Hydrogen spectrum is

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As we move away from nucleus, the energy of the shell

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Which of the following noble gases has lowest atomic number

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The shape of 2s orbital is

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May 2016
The shape of s-orbital is…………………

If the mass of an atom is 90 and number of neutrons is 50 its atomic number is

MCQ Dec-2011 • PSBTE DIPLOMA

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The quantum number representing shapes of the electron cloud is

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The size of the nucleus of an atom is of the order of

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The charge on the electron was found by .

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The number of elements present in the 3rd period is

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Every period in the periodic table ends with

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The element with atomic number 26 will be found in the group

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The total number of actinides in the periodic table are

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The elements of group 16 in periodic table are known as

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May 2019 Elements of group 16 are also called ______.
Halogens belong to

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In the periodic table, the position of the element still uncertain is of

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The purest form of water obtained from natural sources is:

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Temporary hardness of water is due to presence of calcium and magnesium

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The process of destroying the disease producing bacteria or micro-organisms from water is known as

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Permanent hardness is due to the presence of Ca and Mg as

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Permanent hardness can be removed by adding

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The chemical name of permutit is:

MCQ Dec-2011 • PSBTE DIPLOMA

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May 2019
Chemical name of permutit is _________

May 2017
Chemical name of permutit is _________
Hardness can be estimated

MCQ Dec-2011 • PSBTE DIPLOMA

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On boiling water becomes free from:

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Exhausted permutit is regenerated by washing it with:

MCQ Dec-2011 • PSBTE DIPLOMA

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The temporary hardness of water due to calcium bicarbonates can be removed by :

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In hot soda lime process, temporary hardness of water can be removed by

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The process of removing extra common salt from water is called:

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Coagulants help in settling of :

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A law which governs the effect of conc. on the rate of reaction is called

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Theory of ionisation was given by:

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The conjugate acid of NH2- is

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Ionic product of water changes when

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A buffer mixture of ammonium chloride and ammonium hydroxide is diluted with water, its pH will

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Buffer action of a buffer is due to :

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The indicator used in titration of strong acid and strong base is

MCQ Dec-2011 • PSBTE DIPLOMA

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HCI is stronger acid than acetic acid because

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Hydrolysis of sodium acetate will give:

MCQ Dec-2011 • PSBTE DIPLOMA

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An aqueous soln. whose pH is 0 is:

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Strong electrolytes are those which:

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The unit of electrochemical equivalent is:

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One Faraday is equal to

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On electrolysis of dil. H2SO4 soln. between platinum electrodes, the gas evolved at the anode is

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Which of the following battery is rechargeable?

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In electrolytic refining metal to be purified is made as ;

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Reducing agent is a substance which can

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E.C.E. is more for

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During electrolysis, all ions

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Electric current is the flow of

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When aqueous sodium chloride is electro lysed, the product obtained at the cathode is

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The reactions in which oxidation and reduction go side by side are called

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May 2015 Reaction in which oxidation and reduction take place___________ is called ________ reaction.
In the electroplating of metals, anode is made up of

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Tetravalency of carbon can be explained by

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Graphite is used as electrodes because it has the property of :

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The property of self linking of carbon atoms is known as

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The common name of H3CCOOH is:

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Hydrocarbons containing triple bonds are known as:

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Cyanides are also known as

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The organic compound present in vinegar is :

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The aromatic smell of flowers is due to the presence of:

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FAQ

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01 Where can I find CHEM previous year question papers for PSBTE Diploma?

You can use this CHEM subject page to find subject-wise previous year question papers for the PSBTE Diploma in Engineering 1st-2nd semester.

02 Can I download CHEM diploma question paper PDF from this page?

This page is meant to help students locate CHEM question paper PDFs and old papers for study and revision.

03 Are solved CHEM question papers available here?

Students often search for solved papers, but this page is mainly for previous year question papers and exam preparation material.

04 How do CHEM old papers help in exam preparation?

Old CHEM papers help you understand the exam pattern, spot repeated questions, and revise important units before the exam.

05 Is BRpaper the official website of Punjab State Board of Technical Education?

No. BRpaper is not the official website of Punjab State Board of Technical Education; it is a study reference page for question papers.

Solved question paper for CHEM Dec-2011 (DIPLOMA 1st-2nd)

Chemistry Dec-2011

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