Which of the following is an f-block element and a lanthanoid?

  1. Uranium
  2. Europium
  3. Hafnium
  4. Rutherfordium

📝 Batafsil tushuntirish

Europium (Eu) is a lanthanoid and belongs to the f-block. Uranium is an actinoid, while hafnium and rutherfordium are d-block elements.
22 / 49 (45%)
Savol 22 dan 49
← Oldingi → Keyingi Space — Javobni ko'rsatish

🎯 Mavzu bo‘yicha test topshirish «Atomic structure»

Bu mavzuda 49 Savollar. Bilimingizni sinab ko‘ring!

🔐 Test topshirish uchun tizimga kiring

📚 Fan bo‘yicha barcha testlar «Chemistry»

Fan bo‘yicha barcha to‘plam va mavzularni ko‘ring: Chemistry

Fanga o‘tish →

Xato haqida xabar berish

Javoblar mavjud emas

Ushbu test to‘plami yopiq. To‘liq foydalanish uchun 🌟 premium

Email orqali yozish