VKC ScienceChemistry for written exams Telegram

UPSC Combined Geo-Scientist

Chemist

  • 2 objective papers
  • 120 questions each
  • 2 h per paper
  • 100 + 300 marks

Prelims Paper II covers chemistry.

UPSC Combined Geo-Scientist, Prelims · 2021 · Paper II, Chemistry · Q3 of 120

Geo-Scientist Prelims 2021 Chemistry Q3: Which is the correct order of degree of hydration among the…

Questions-block / hydration

Which is the correct order of degree of hydration among the following ions?

  1. (a) Be²⁺ > Mg²⁺ > Sr²⁺ > Ba²⁺
  2. (b) Be²⁺ > Sr²⁺ > Mg²⁺ > Ba²⁺
  3. (c) Ba²⁺ > Sr²⁺ > Mg²⁺ > Be²⁺
  4. (d) Ba²⁺ > Mg²⁺ > Sr²⁺ > Be²⁺

Part of VKC Basic

Read the answer and its explanation with VKC Basic

VKC Basic (₹999 for 6 months) opens every solved answer, the notes, the handbook and the daily answer archive. Every Mains test series includes it.

See what is included Already a member? Sign in

Take this paper offlineAll 120 questions with answers and explanations in one PDF.
Download PDFJoin Telegram