VI B guruh elementlariga qaysilar kiradi?A) Cr, Mo, WB) Fe, Co, NiC) Cu, Ag, AuD) Zn, Cd, Hg, A) Cr, Mo, W, B) Fe, Co, Ni, Zn, Cd, Hg, Cu, Ag, Au, VI B guruh elementlarining tashqi elektron konfiguratsiyasi qanday?, ns¹, ns²np⁶, ns²(n-1)d⁴, ns²(n-1)d¹⁰, Xromning atom raqami nechaga teng?, 22, 23, 24, 25, Molibdenning kimyoviy belgisi?Molibdenning kimyoviy belgisi?, Mo, Mn, Mg, Md, CrO₃ birikmasida xromning oksidlanish darajasi:Kaliy dixromat formulasi, K₂Cr₂O₇, KCrO₄, K₂CrO₄, KCr₂O₇, Xrom qaysi rangli ion hosil qiladi (Cr³⁺)?, Yashil, Qizil, Ko‘k, Ochpushti, Molibden qaysi sanoatda ishlatiladi?, Oziq-ovqat, Metallurgiya, Farmatsevtika, To‘qimachilik, Volframning erish harorati qanday?, Juda past, Noma’lum, O‘rtacha, Juda yuqori, Cr₂O₃ qanday rangga ega?, Sariq, Qizil, Yashil, Kulrang, Xromat ionining formulasi:, Cr₂O₇²⁻, CrO₂⁻, CrO₄²⁻, Cr³⁺, Dixromat ionining formulasi, Cr₂O₃, CrO₃, CrO2, Cr2O3, Volframning belgisi:, W, Vo, Vf, Wo, Xrom metallining rangi, Qora, Kumushsimon, Qizil, Sariq, Xrom qanday element turiga kiradi?, Metall, Nometall, Yarim metall, Gaz, Molibdenning oksidlanish darajalariMolibdenning oksidlanish darajalari, Faqat +2, ) +2, +4, +6, Faqat +6, +1, +3, Volfram qayerda ishlatiladi?, Lampa spiralida, Suvda, Plastmassada, Qog‘ozda, Xrom qoplama nima uchun ishlatiladi?, Bezash va himoya, Eritish, Sovitish, Oqartirish, K₂CrO₄ qanday rangga ega?, Yashil, Ko‘k, Sariq, Pushti, K₂Cr₂O₇ qanday rangda?, Yashil, Sariq, Pushti, Ko'k, Xrom qaysi muhitda dixromatga aylanadi, Neytral, Kislotali, Gazsimon, Ishqoriy.

Nozigul

af
Trykke
Integrere

Rangliste

Visuel stil

Indstillinger

Skift skabelon

Gendan automatisk gemt: ?