Kimyoviy bog`lanish turlari nechta? a b c d 6

1.Kimyoviy bog`lanish turlari nechta?
a) 2 b)3 c)4 d) 6

2. Suv molekulasida qaysi kimyoviy bog` bor?

a) metal b) vodorod c) ion d) qutupsz kavalent
3. Qaysi moddalarning syuqlanishi baland bo`lishi kerak?
a) Hcl b) Licl c)H2O d) NH3
4. Ammoniy xloridda qanday bog`lar bor?
a) metal, ion b) ion c) kavalent, metall d) kavalent, ion
5. Qaysi bog` eng kuchsiz ?
a) vodorod b)ion c)metal d) kavalent
6. BeH2 gidridida qanday bog` mavjud?
a) kavalent b) metal c) ion d)vodorod
7. Keltirilgan birikmalarning qaysi birida ion bog` mavjud?
a) Cacl2 b)Kcl c)FeS d)Mncl2
8. Nacl 801 C da suyuqlanadi. Unda qanday bog` mavjud?
a) kovalent b) ion c) metal d)vodorod
9. Ion bog`lanish qaysi guruh elementlarida yaqqol namoyon bo`ladi?
a)I va VII b)II va VI c) I va IV d) III va V
10.Qaysi birikmalarda kavalent bog` kuchli qutuplangan ?
a) ammiyak b)metan c)suv d) fosfin
11. Quyidagi molekulalariningqaysi birida ichki molecular vodorod bog` mavjud ?
a) suv b)etilenglikol c) etanol d)vodorod xlorit
12. Quyidagi birikmalarning qaysi birida donr- akseptor bog` mavjud?
a) NH4cl b)CH4 c) co2 d) CaS
13. Qaysi birikmada donr- akseptor bog` yo`q ?
a) CO b)N2O5 c)CO2 d) HNO3
14. Organik birikmalarda C ning valentligi necha ?
a) 2 b) 3 c) 5 d) 4
15. Bertole tuzida xlorning oksidlanish darajasi nechaga teng?
a) +5 b) -1 c) +3 d) +2
16. Atomlar orasidagi bog`lanishda faqat s- orbital bo`lgan moddani toping?
a) Cl2 b)H2 c)HCI d) CH4
17. Qutupliligi katta bo`lgan bog`ni ko`rsating?
a) H-J b) H-Br c) H-S d) H-CI
18. Korbonat kislata mmolekulasida qanday bog` mavjud?
a) qutupli kavalent b) metal c) ion d) vodorod
19. Gulikoza molekulasidagi oltinchi uglerod atomining oksidlanish darajasini toping?
a) +1 b) +2 c) -2 d) -4
20. vodorod sulfit tarkibida qanday bog` mavjud ?
a) qutupli kavalent b) metal c) qutupsiz kavalent d) t.j.y
1 C
2 B
3 B
4 D
5 A
6 C
7 B
8 B
9 A
10 C
11 B
12 A
13 C
14 D
15 A
16 B
17 D
18 A
19 B
20 A