113.Tarkibidagi azot atomlari soni teng bo’lgan pirrol va pirimidin aralashmasining miqdoriy (mol) nisbatini aniqlang.
A) 2:1 B) 1:1 C) 2:3 D) 3:4
114.Quyidagi o’zgarish;arda hosil bo’ladigan X
2 moddani aniqlang.
CH3(CH2)2COONa
X
1 + 4 S , (560-700 X
2
A) butan B) tiopiran C) tiazol D) tiofen
115. Quyidagi reaksiya asosida 0,2 mol CH
3(CH
2)
3COONa
dan necha gramm X1 modda hosil bo’ladi?
CH3(CH2)2COONa
X
1 + 4 S , (560-700 X
2
A) 5,8 B) 21,6 C) 17,4 D) 11,6
116.Quyidagi reaksiya asosida 0,1 mol CH
3(CH
2)
3COONa
dan necha grasmm X2 modda hosil bo’ladi?
CH3(CH2)2COONa
X
1 + 4 S , (560-700 X
2
A) 8,4 B) 16,8 C) 4,2 D) 9,8
117.Molekulyar massasi 56000 (m.a.b) ga teng bo’lgan polietilenning polimerlanish darajasini aniqlang.
A) 1000 B) 500 C) 2000 D) 5000
118. Molekulyar massasi 21400 (m.a.b) ga teng bo’lgan butadiyen-nitril kauchukning polimerlanish darajasini aniqlang.
A) 1000 B) 2000 C) 100 D) 200
119. Molekulyar massasi 10000 (m.a.b) ga teng bo’lgan politetraftoretilenning polimerlanish darajasini aniqlang.
A) 100 B) 300 C) 1000 D) 500
120. Polistirol molekulasi tarkibida 8000 ta atom bo’lsa, uning molekulyar massasini (m.a.b) aniqlang.
A) 52000 B) 10400 C) 104000 D) 5200
