Periodic Table and PeriodicitymediumMCQ SINGLE

The electronic configuration of an element is 1s2, 2s22p6, 3s23p3. What is the atomic number of the Periodic Table and Periodicity Chemistry Question

Question

The electronic configuration of an element is 1s2, 2s22p6, 3s23p3. What is the atomic number of the element which is just below the above element in the periodic table?

Answer: C

💡 Solution & Explanation

The given element is P(15) the element below is As (33). This is the 15th group which includes-N, P, As, Sb, Bi vertically.

💬
Still have doubts about this question?
Send it to our AI chemistry tutor on WhatsApp — gets answered in minutes
Ask on WhatsApp →

Practice 22,000+ questions like this

AI-adaptive practice, video lectures, and full NEET Chemistry content — all in one place.

JEE Advanced · JEE Mains · NEET · IChO · AP Chemistry