In which period of the periodic table is a chemical element
with atomic number 20 placed?

1 2

2 3

3 4

4 5

Answer Posted / sana hasan

answer is
in 4th period.
means 3-4

Is This Answer Correct ?    2 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What are your views on Kashmir issues?

742


which is the highest mountain in the world?

774


The charge of impeachment against the president of India for his removal can be preferred by ? a) Rajya Sabha b) Lok Sabha c) Speaker of Lok Sabha and Chairman of Rajya

751


In which country , is bull fighting the national sport?

760


who was the first mughal emperor of india?

706






Name an actor who is nominated to Rajya Sabha.

657


How many local trains run in Mumbai

680


Please tell something about ex-president APJ Kalam. Why was he so popular?

660


what is the function referred when a branch track rail merger with another main rail track in junction?

768


hi every one i want a job in abroad? what can i do for that and do i register any consultants for the oppertunity

1536


Name any Veteran Olympian Medalist and Politician.

664


Please give institutes or college name, which will convert life experience into a valid diploma in engineering in india

1853


i am sandeep from rajasthan. i am selected for sbi clerk interview .my interview is on 6 th may so please send me interview questions and answers on my id - pareeksandeep12@gmail.com mob.no.9024313243

2198


please tell me the name of the book or any other source from where i can prepare general awareness questio for bank po post..please help me.my id is sakshimudgal3008@gmail.com

1926


what is the meaning of zealot?

689