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

1 2

2 3

3 4

4 5

Answers were Sorted based on User's Feedback



In which period of the periodic table is a chemical element with atomic number 20 placed? 1 2 ..

Answer / sana hasan

answer is
in 4th period.
means 3-4

Is This Answer Correct ?    2 Yes 0 No

In which period of the periodic table is a chemical element with atomic number 20 placed? 1 2 ..

Answer / guest

(2) 3

Is This Answer Correct ?    0 Yes 2 No

Post New Answer

More General Knowledge_Current Affairs Interview Questions

who is the information and technology minister of tamilnadu

4 Answers   Hyundai, Kanbay, NDA,


WHO IS PM OF INDIA

19 Answers   Bank Of India, Jammu and Kashmir Bank, Syndicate Bank,


In November 1921, huge demonstrations greeted: (a) the Prince of Wales (b) the Simon Commission (c) King George V (d) the Cabinet Mission

1 Answers  


The capital of Kenya is (A) Lusaka (B) Addis Ababa (C) Nairobi (D) Accra

2 Answers  


The educated middle class in India: (A) opposed the revolt of 1857 (B) supported the revolt of 1857 (C) remained neutral to the revolt of 1857 (D) fought against native rulers

2 Answers   APSC, MPSC,






Which of the following groups of States account for more than 80 percent of the coffee grown in the contry? 1 Karnataka and Kerala 2 Tamil Nadu and Kerala 3 Andhra Pradesh and Tamil Nadu 4 None of these

2 Answers  


The best known example of the Hoyasala style of temple is found at: (a) Hallebid (b) Karle (c) Ajanta (d) None of the above

1 Answers  


Electric power is expressed as: (1) Product of voltage and current (2) Sum of voltage and current (3) Only voltage (4) Ratio of voltage and current

1 Answers  


If the usual formula for time calculation were to be applied, what would be the approximate time difference between extreme west and east parts of India? (a) 1 hr (b) 1 ? hrs (c) 2 hrs (d) 2 ? hrs

1 Answers  


The Thugs were completely quelled by: (a) Lord Hastings (b) Lord William Bentinck (c) Lord Dalhousie (d) Lord Lytton

1 Answers  


The Netherlands was earlier known as (a) Poland (b) Holland (c) Spain (d) Greece

2 Answers  


If the reading in a barometer falls down suddenly then it is an indication that the weather is going to be??.. 1 Extremely hot 2 Extremely cool 3 Dry & calm-quiet 4 Very stormy

1 Answers  


Categories