50 +MCQ's related with Basics of Chemistry & Periodic Table In this section you can find the MCQ's related with Basics of chemistry (Language of chemistry) and Periodic table. This blog post is useful for class-10, CTVET Entrance preparation and Bridge Course entrance preparation. The questions taken here are from past CTEVT and +2 entrance exams taken by different institutions. 1) What is the electronic configuration of Na? a) 2,6,5 b) 2,8,1 c) 2,8,8,1 d) 2,9 2) How many electrons are there in Mg⁺⁺? a) 9 b) 10 c) 11 d) 12 3) How many electrons are found in Ca atom? a) 16 b) 18 c) 20 d) 22 4) What is the symbol of Mercury? a) M b) Mr c) Pb d) Hg 5) What is the symbol of Potassium? a) P b) Po c) K d) Ka 6) Which one is the radical of aluminum? a) Al⁺ b) Al ⁺ ⁺ c) Al ⁺ ⁺ ⁺ d) Al ⁻ ⁻ ⁻ 7) What is the symbol of zinc? a) Z b) Zi c) Zc d) Zn 8) What is the symbol of l
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