A)32 B)16 C)12 D) 40
122 Xloralgidrat molekulasidagi o'zaro bevosita bog'langan uglerodning sp3-gibridli atomlari nechta?
A) 3B) 1 C) 2 D) 4
123 2,4 di xlor fenoksi sirka kislotasi molekulasidagi sp3-sp3 bog'lar sonini aniqlang.
A) 1 B) 6 C) 3 D) 4
124 ushbu molekuladagi 1) sp3 gibridlangan atomlar sonini 2) sp2 gibridlangan atomlar sonini 3) sp3 -sp2 bog’lari sonini 4) barcha uglerodning atomlarining oksidlanish darajalari yig’indisini toping.
A) 1-11, 2-9 , 3-8 4- +5 B) 1-10, 2-8 , 3-5 4- +4 C) 1-14, 2-7 , 3-6 4- +3
D) 1-7, 2-8 , 3-6 4- 0
125 ushbu molekuladagi 1) sp3 gibridlangan orbitallar sonini 2) sp2 gibridlangan orbitallar sonini 3) sp gibridlangan orbitallar sonini 4) sp3 -sp2 bog’lari sonini 5) sp3 -sp bog’lari sonini 6) barcha uglerodning atomlarining oksidlanish darajalari yig’indisini toping.
A) 1-11, 2-10 , 3-6 4- 5 ,5-2 6- 7 B) 1-10, 2-8 , 3-5 4- +4 5- 6 6 +4 C) 1-14, 2-7 , 3-6 4- 3 , 5- 12, 6 +7,
D) 1-44, 2-30 , 3-4 , 4-9 , 5 -2, 6 +5
KRISTALL PANJARA TURLARI
126. Qaysi moddalar molekulyar kristall panjaraga ega?
1) muz; 2) oltingugurt; 3) rubidiy yodid; 4) grafit; 5) piridin;
A) 1,2,4 B) 1,3,5 C) 2,4,5 D) 1,2,5
127. Muzning kristall panjarasi turi va suv molekulasidagi kislorod atomining gibridlanish turini aniqlang?
A) atom panjara, burchakli
B) molekulyar panjara, sp2 gibridlanish
C) molekulyar panjara, sp3 gibridlanish D) atomli panjara, sp gibridlanish
128. Modda atom kristall panjaraga ega bo‘lishini tavsiflaydigan belgilar:
A) suvda yaxshi eriydigan, kristall xolda
B) qattiq, qiyin suyuqlanuvchan, amalda suvda erimaydigan
C) kristall panjara tugunlarida molekulalar joylashgan
D) qattiq, organik erituvchilarda eriydigan
129. Qaysi moddalar atom kristall panjara tuzilishiga ega?
1.CH3CHO; 2.CH3OH; 3.TiO2;
4. C;5.NaF; 6.SiO2;
A) 1,2,3 B) 3,4,6 C) 2,3,4 D) 3,4,5
130. Engqattiqvaqiyinsuyuqlanuvchanmoddalarkristallpanjarasiqandaytuzilganbo‘ladi?
1) ion; 2) molekulyar; 3) atom;
4) metall;
A) 3 B) 4 C) 1 D) 1,2
131. Quruq muz (CO2) ning kristall panjarasi qanday tuzilgan?
1) ion; 2) molekulyar; 3) atom;4) metall; A) 1 B) 2 C) 3 D) 2,3
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