Science, asked by mintukumarmes, 2 months ago

Which of the given elements A, B, C, D and E with atomic number
2, 3, 7, 10 and 30 respectively belong to the same period?
(a) A, B, C
(b) B, C, D
(c) A, D, E
(d) B.D. E

Answers

Answered by 292003pc

2

Answer:

(b) B,C,D

Explanation:

please mark as brainliest

Previous Question

Next Question

Similar questions

English, 1 month ago

दीपक 3 माह से शिवजी के मंदिर नहीं जा रहा था...

Social Sciences, 1 month ago

प्र.13. पूर्वी घाट एवं पश्चिमी घाट में अंतर स्पष्ट कीजिए। एक का संक्षिप्त वर्णन अथवा...

Math, 1 month ago

b) The fixed starting fare of an auto-rickshaw is 18. For every kilometre, the charge is 38. Write down the algebraic expression for the total fare.

Chemistry, 2 months ago

estion #3 Which of the following is adsorbed to a maximum extent on a given amount of adsorbent? 1 TT XT...

Math, 2 months ago

find the value of i+i²+i³+..........+i⁹⁹...

Computer Science, 8 months ago

B. Write T (True) or F(False): 1. We move the computer mouse on a mouse pad. 2. The Pencil tool is used to draw only straight lines. 3. The pointer always moves towards the right side of the screen. 4. In Paint, each tab contains tools arranged in many groups. 5. Clicking on the left mouse button cannot open an item. 6. The Polygon tool works similar to the Line tool. 7. In Paint program, we can...

Social Sciences, 8 months ago

moon flowers are nocturnal plants which bloosm at night is it true...

Science, 8 months ago

different form of calcium carbonate ...