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Toc H (RESIDENTIAL) PUBLIC SCHOOL PUNALUR

CHEMISTRY PROJECT REPORT 2009-2010

Name : Class : Reg. No :

iCBSE.comExaminer Teacher-in charge. ffd8ffe000104a46494600010201009000900000ffe20c584943435f50 524f46494c4500010100000c484c696e6f021000006d6e74725247422 058595a2007ce00020009000600310000616373704d5346540000000 049454320735247420000000000000000000000000000f6d60001000 00000d32d4850202000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000 01163707274000001500000003364657363000001840000006c77747 074000001f000000014626b707400000204000000147258595a00000 218000000146758595a0000022c000000146258595a0000024000000 014646d6e640000025400000070646d6464000002c40000008876756 5640000034c0000008676696577000003d4000000246c756d6900000 3f8000000146d6561730000040c00000024746563680000043000000 00c725452430000043c0000080c675452430000043c0000080c62545 2430000043c0000080c7465787400000000436f70797269676874202 863292031393938204865776c6574742d5061636b61726420436f6d7 0616e790000646573630000000000000012735247422049454336313 936362d322e310000000000000000000000127352474220494543363 13936362d322e3100000000000000000000000000000000000000000 0000000000000ffd8ffe000104a4649460001010101e201e40000ffdb00430008060607060508070 7070909080a0c140d0c0b0b0c1912130f141d1a1f1e1d1a1c1c20242e2720222c23 1c1c2837292c30313434341f27393d38323c2e333432ffdb0043010909090c0b0c1

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ffd8ffe000104a4649460001020100c800c80000ffe20c584943435f50524f46494c 4500010100000c484c696e6f021000006d6e74725247422058595a2007ce000200 09000600310000616373704d53465400000000494543207352474200000000000 00000000000000000f6d6000100000000d32d4850202000000000000000000000 00000000000000000000000000000000000000000000000000000000000000000 0000000001163707274000001500000003364657363000001840000006c777470 74000001f000000014626b707400000204000000147258595a000002180000001 46758595a0000022c000000146258595a0000024000000014646d6e6400000254 00000070646d6464000002c400000088767565640000034c00000086766965770 00003d4000000246c756d69000003f8000000146d6561730000040c00000024746 56368000004300000000c725452430000043c0000080c675452430000043c0000 080c625452430000043c0000080c7465787400000000436f707972696768742028 63292031393938204865776c6574742d5061636b61726420436f6d70616e79000 0646573630000000000000012735247422049454336313936362d322e31000000 000000000000000012735247422049454336313936362d322e310000000000000 00000000000000000000000000000000000000000 ffd8ffe000104a4649460001010101e201e40000ffdb00430008060607060508070 7070909080a0c140d0c0b0b0c1912130f141d1a1f1e1d1a1c1c20242e2720222c23 1c1c2837292c30313434341f27393d38323c2e333432ffdb0043010909090c0b0c1 80d0d1832211c2132323232323232323232323232323232323232323232323232 32323232323232323232323232323232323232323232323232ffc0001108005a00

f103012200021101031101ffc4001f0000010501010101010100000000000000000 102030405060708090a0bffc400b5100002010303020403050504040000017d010 20300041105122131410613516107227114328191a1082342b1c11552d1f02433 627282090a161718191a25262728292a3435363738393a434445464748494a535 455565758595a636465666768696a737475767778797a838485868788898a9293 9495969798999aa2a3a4a5a6a7a8a9aab2b3b4b5b6b7b8b9bac2c3c4c5c6c7c8c9c ad2d3d4d5d6d7d8d9dae1e2e3e4e5e6e7e8e9eaf1f2f3f4f5f6f7f8f9faffc4001f0100 030101010101010101010000000000000102030405060708090a0bffc400b51100 02010204040304070504040001027700010203110405213106124151076171132 2328108144291a1b1c109233352f0156272d10a162434e125f11718191a2627282 92a35363738393a434445464748

ffd8ffe000104a4649460001020100c800c80000ffe20c584943435f50524f46494c 4500010100000c484c696e6f021000006d6e74725247422058595a2007ce000200 09000600310000616373704d53465400000000494543207352474200000000000 00000000000000000f6d6000100000000d32d4850202000000000000000000000 00000000000000000000000000000000000000000000000000000000000000000 0000000001163707274000001500000003364657363000001840000006c777470 74000001f000000014626b707400000204000000147258595a000002180000001 46758595a0000022c000000146258595a0000024000000014646d6e6400000254 00000070646d6464000002c400000088767565640000034c00000086766965770 00003d4000000246c756d69000003f8000000146d6561730000040c00000024746 56368000004300000000c725452430000043c0000080c675452430000043c0000 080c625452430000043c0000080c7465787400000000436f707972696768742028 63292031393938204865776c6574742d5061636b61726420436f6d70616e79000 0646573630000000000000012735247422049454336313936362d322e31000000 000000000000000012735247422049454336313936362d322e310000000000000 00000000000000000000000000000000000000000 ffd8ffe000104a4649460001010101e201e40000ffdb00430008060607060508070 7070909080a0c140d0c0b0b0c1912130f141d1a1f1e1d1a1c1c20242e2720222c23 1c1c2837292c30313434341f27393d38323c2e333432ffdb0043010909090c0b0c1 80d0d1832211c2132323232323232323232323232323232323232323232323232 32323232323232323232323232323232323232323232323232ffc0001108005a00 f103012200021101031101ffc4001f0000010501010101010100000000000000000 102030405060708090a0bffc400b5100002010303020403050504040000017d010 20300041105122131410613516107227114328191a1082342b1c11552d1f02433 627282090a161718191a25262728292a3435363738393a434445464748494a535

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ffd8ffe000104a4649460001020100c800c80000ffe20c584943435f50524f46494c 4500010100000c484c696e6f021000006d6e74725247422058595a2007ce000200 09000600310000616373704d53465400000000494543207352474200000000000 00000000000000000f6d6000100000000d32d4850202000000000000000000000 00000000000000000000000000000000000000000000000000000000000000000 0000000001163707274000001500000003364657363000001840000006c777470 74000001f000000014626b707400000204000000147258595a000002180000001 46758595a0000022c000000146258595a0000024000000014646d6e6400000254 00000070646d6464000002c400000088767565640000034c00000086766965770 00003d4000000246c756d69000003f8000000146d6561730000040c00000024746 56368000004300000000c725452430000043c0000080c675452430000043c0000 080c625452430000043c0000080c7465787400000000436f707972696768742028 63292031393938204865776c6574742d5061636b61726420436f6d70616e79000 0646573630000000000000012735247422049454336313936362d322e31000000 000000000000000012735247422049454336313936362d322e310000000000000 00000000000000000000000000000000000000000 ffd8ffe000104a46494600010201009000900000ffe20c584943435f50524f46494c 4500010100000c484c696e6f021000006d6e74725247422058595a2007ce000200 09000600310000616373704d53465400000000494543207352474200000000000 00000000000000000f6d6000100000000d32d4850202000000000000000000000 00000000000000000000000000000000000000000000000000000000000000000 0000000001163707274000001500000003364657363000001840000006c777470 74000001f000000014626b707400000204000000147258595a000002180000001 46758595a0000022c000000146258595a0000024000000014646d6e6400000254 00000070646d6464000002c400000088767565640000034c00000086766965770 00003d4000000246c756d69000003f8000000146d6561730000040c00000024746 56368000004300000000c725452430000043c0000080c675452430000043c0000

080c625452430000043c0000080c7465787400000000436f707972696768742028 63292031393938204865776c6574742d5061636b61726420436f6d70616e79000 0646573630000000000000012735247422049454336313936362d322e31000000 000000000000000012735247422049454336313936362d322e310000000000000 00000000000000000000000000000000000000000 ffd8ffe000104a4649460001010101e201e40000ffdb00430008060607060508070 7070909080a0c140d0c0b0b0c1912130f141d1a1f1e1d1a1c1c20242e2720222c23 1c1c2837292c30313434341f27393d38323c2e333432ffdb0043010909090c0b0c1 80d0d1832211c2132323232323232323232323232323232323232323232323232 32323232323232323232323232323232323232323232323232ffc0001108005a00 f103012200021101031101ffc4001f0000010501010101010100000000000000000 102030405060708090a0bffc400b5100002010303020403050504040000017d010 20300041105122131410613516107227114328191a1082342b1c11552d1f02433 627282090a161718191a25262728292a3435363738393a434445464748494a535 455565758595a636465666768696a737475767778797a838485868788898a9293 9495969798999aa2a3a4a5a6a7a8a9aab2b3b4b5b6b7b8b9bac2c3c4c5c6c7c8c9c ad2d3d4d5d6d7d8d9dae1e2e3e4e5e6e7e8e9eaf1f2f3f4f5f6f7f8f9faffc4001f0100 030101010101010101010000000000000102030405060708090a0bffc400b51100 02010204040304070504040001027700010203110405213106124151076171132 2328108144291a1b1c109233352f0156272d10a162434e125f11718191a2627282 92a35363738393a434445464748

the body they get accumulated and cause serious health problems. These days preference is given to biodegradable insecticides like malathion. The presence of Insecticides residues in even raw samples of wheat, fish, meat , butter etc. have aroused the concern of agricultural administrators, scientists and health officials all over the world to put a check over the use of insecticides and to search for non insecticidal means of pest control.

MATERIALS REQUIRED

Mortar and pestle beakers, funnel

iCBSE.comglass rod filter paper china dish

water bath tripod stand fusion tube knife test tube

ffd8ffe000104a4649460001010101e201e40000ffdb0 04300080606070605080707070909080a0c140d0c0b 0b0c1912130f141d1a1f1e1d1a1c1c20242e2720222c2 31c1c2837292c30313434341f27393d38323c2e33343 2ffdb0043010909090c0b0c180d0d1832211c2132323 2323232323232323232323232323232323232323232 3232323232323232323232323232323232323232323 232323232ffc0001108005a00f1030122000211010311 01ffc4001f00000105010101010101000000000000000 00102030405060708090a0bffc400b51000020103030 20403050504040000017d0102030004110512213141 0613516107227114328191a1082342b1c11552d1f024 33627282090a161718191a25262728292a343536373 8393a434445464748494a535455565758595a636465 666768696a737475767778797a838485868788898a9

2939495969798999aa2a3a4a5a6a7a8a9aab2b3b4b5 b6b7b8b9bac2c3c4c5c6c7c8c9cad2d3d4d5d6d7d8d9 dae1e2e3e4e5e6e7e8e9eaf1f2f3f4f5f6f7f8f9faffc4001 f010003010101010101010101000000000000010203 0405060708090a0bffc400b511000201020404030407 0504040001027700010203110405213106124151076 1711322328108144291a1b1c109233352f0156272d10 a162434e125f11718191a262728292a35363738393a4 34445464748

PROCEDURE1)Take different types of fruits and vegetables and cut them into

iCBSE.comsmall pieces separately.2)

Transfer the cut pieces of various fruits and

vegetables into it separately and crush them . ffd8ffe000104a4649460001010101e201e40000 ffdb004300080606070605080707070909080a0c 140d0c0b0b0c1912130f141d1a1f1e1d1a1c1c20 242e2720222c231c1c2837292c30313434341f27 393d38323c2e333432ffdb0043010909090c0b0c 180d0d1832211c2132323232323232323232323 232323232323232323232323232323232323232 32323232323232323232323232323232323232ff c0001108005a00f103012200021101031101ffc4 001f00000105010101010101000000000000000 00102030405060708090a0bffc400b5100002010 303020403050504040000017d01020300041105 122131410613516107227114328191a1082342b 1c11552d1f02433627282090a161718191a2526 2728292a3435363738393a434445464748494a5 35455565758595a636465666768696a73747576

7778797a838485868788898a929394959697989 99aa2a3a4a5a6a7a8a9aab2b3b4b5b6b7b8b9ba c2c3c4c5c6c7c8c9cad2d3d4d5d6d7d8d9dae1e2 e3e4e5e6e7e8e9eaf1f2f3f4f5f6f7f8f9faffc4001f0 100030101010101010101010000000000000102 030405060708090a0bffc400b511000201020404 030407050404000102770001020311040521310 61241510761711322328108144291a1b1c10923 3352f0156272d10a162434e125f11718191a2627 28292a35363738393a434445464748

ffd8ffe000104a4649460001020100c800c80000ffe20c584943435f50524f46494c 4500010100000c484c696e6f021000006d6e74725247422058595a2007ce000200 09000600310000616373704d53465400000000494543207352474200000000000 00000000000000000f6d6000100000000d32d4850202000000000000000000000 00000000000000000000000000000000000000000000000000000000000000000 0000000001163707274000001500000003364657363000001840000006c777470 74000001f000000014626b707400000204000000147258595a000002180000001 46758595a0000022c000000146258595a0000024000000014646d6e6400000254 00000070646d6464000002c400000088767565640000034c00000086766965770 00003d4000000246c756d69000003f8000000146d6561730000040c00000024746 56368000004300000000c725452430000043c0000080c675452430000043c0000 080c625452430000043c0000080c7465787400000000436f707972696768742028 63292031393938204865776c6574742d5061636b61726420436f6d70616e79000 0646573630000000000000012735247422049454336313936362d322e31000000 000000000000000012735247422049454336313936362d322e310000000000000 00000000000000000000000000000000000000000 ffd8ffe000104a4649460001010101e201e40000ffdb00430008060607060508070 7070909080a0c140d0c0b0b0c1912130f141d1a1f1e1d1a1c1c20242e2720222c23 1c1c2837292c30313434341f27393d38323c2e333432ffdb0043010909090c0b0c1

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ffd8ffe000104a46494600010201009000900000ffe20c584943435f50524f46494c 4500010100000c484c696e6f021000006d6e74725247422058595a2007ce000200 09000600310000616373704d53465400000000494543207352474200000000000 00000000000000000f6d6000100000000d32d4850202000000000000000000000 00000000000000000000000000000000000000000000000000000000000000000 0000000001163707274000001500000003364657363000001840000006c777470 74000001f000000014626b707400000204000000147258595a000002180000001 46758595a0000022c000000146258595a0000024000000014646d6e6400000254 00000070646d6464000002c400000088767565640000034c00000086766965770 00003d4000000246c756d69000003f8000000146d6561730000040c00000024746 56368000004300000000c725452430000043c0000080c675452430000043c0000 080c625452430000043c0000080c7465787400000000436f707972696768742028 63292031393938204865776c6574742d5061636b61726420436f6d70616e79000 0646573630000000000000012735247422049454336313936362d322e31000000 000000000000000012735247422049454336313936362d322e310000000000000 00000000000000000000000000000000000000000

S.n Name of the o fruit or

Test for the presence

Presence of insecticide

vegetable

Of nitrogen (positive or negative)

Or pesticide residues

ffd8ffe000104a4649460001010101e201e40000ffdb00430008060607060508070 7070909080a0c140d0c0b0b0c1912130f141d1a1f1e1d1a1c1c20242e2720222c23 1c1c2837292c30313434341f27393d38323c2e333432ffdb0043010909090c0b0c1 80d0d1832211c2132323232323232323232323232323232323232323232323232 32323232323232323232323232323232323232323232323232ffc0001108005a00 f103012200021101031101ffc4001f0000010501010101010100000000000000000 102030405060708090a0bffc400b5100002010303020403050504040000017d010 20300041105122131410613516107227114328191a1082342b1c11552d1f02433 627282090a161718191a25262728292a3435363738393a434445464748494a535 455565758595a636465666768696a737475767778797a838485868788898a9293 9495969798999aa2a3a4a5a6a7a8a9aab2b3b4b5b6b7b8b9bac2c3c4c5c6c7c8c9c ad2d3d4d5d6d7d8d9dae1e2e3e4e5e6e7e8e9eaf1f2f3f4f5f6f7f8f9faffc4001f0100 030101010101010101010000000000000102030405060708090a0bffc400b51100 02010204040304070504040001027700010203110405213106124151076171132 2328108144291a1b1c109233352f0156272d10a162434e125f11718191a2627282 92a35363738393a434445464748

1. 2. 3. 4.

Apple Grapes Brinjal tomato

positive positive positive positive

yes yes yes yes

BIBLIOGRAPHY

iCBSE.comWebsite : www.icbse.com 2.2. Comprehensive practical chemistry -XII1.1.

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344454647483. NCERT chemistry -XII

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