Kimyoviy birikmalar va molekular
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Questions and Answers

Ozonning eng ko'p uchraydigan allotropiyasi qaysi?

  • O
  • O4
  • O2 (correct)
  • O3

Molekula tarkibida qanday zarrachalar mavjud?

  • Elektron, proton, atom
  • Elektron, proton, neytron (correct)
  • Elektron, neytron, molekula
  • Proton, neytron, atom

Atom massa nima deb ataladi?

  • Nisbiy atom massa (correct)
  • Mutlaq atom massa
  • Atom hajmi
  • Atom zichligi

Modda tarkibida qanday qismlar mavjud?

<p>Molekulalar, atomlar (B)</p> Signup and view all the answers

Kimyoviy birikma nima deb ataladi?

<p>Molekula (A)</p> Signup and view all the answers

Filtrat nima deb ataladi?

<p>Filtrdan o'tgan tiniq eritma (D)</p> Signup and view all the answers

FeSO4ida nechta ionli bog' bor?

<p>6 (B)</p> Signup and view all the answers

CO da kislorod qanday vazifani bajaradi?

<p>Donor (A)</p> Signup and view all the answers

Davriy sistemadagi oltinchi guruh elementi hosil qilgan kislotaning ekvivalenti qanday?

<p>68 karbonat kislota H2CO3 (B)</p> Signup and view all the answers

Oksidda element 4 ga teng bo'lganligi qanday oksidlanish darajasini namoyon qiladi?

<p>+4 (A)</p> Signup and view all the answers

FeSO4da nechta ion mavjud?

<p>6 (D)</p> Signup and view all the answers

Mendaleyev oldin aytib bergan elementlardan biri nechta oksid xosil qilgani ma'lum?

<p>Oksidlanish darajasi +4 (B)</p> Signup and view all the answers

Qaysi elementning allatropik shaklini toping?

<p>Rombik, plastik, kristall, amorf (D)</p> Signup and view all the answers

Qaysi moddalar sublimatlashga misol keltirilgan?

<p>Quruq muz, karbonat, angidrid, yod, naftalin (D)</p> Signup and view all the answers

Elementning atom massasini aniqlash uchun nechta qismidan foydalaniladi?

<p>1/12 (C)</p> Signup and view all the answers

Qaysi modda molekulyar strukturasini toping?

<p>CaCO3 (C)</p> Signup and view all the answers

Qaysi elementning molekulasini toping?

<p>Cl2;O2 (A)</p> Signup and view all the answers

Qaysi qatorda oksid ko'rsatilgan?

<p>CO2 (B)</p> Signup and view all the answers

Qaysi elementning atom radiusi toping?

<p>3;1;+1;-1/2 (B)</p> Signup and view all the answers

Qaysi qatorda kislotani toping?

<p>H2SO4 (A)</p> Signup and view all the answers

Qaysi elementning molekulyar massasi toping?

<p>98 (B)</p> Signup and view all the answers

Qaysi qatorda qo'sh tuzini toping?

<p>KAl(SO4)2 (C)</p> Signup and view all the answers

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