Determine element that atomic weight is double atomic number, Physics

Assignment Help:

The atomic weight of an element is double its atomic number. If there are four electrons in 2P  orbital, the element is:

(1) C                     

 (2) N      

(3) O                    

(4) Ca

Ans:  O


Related Discussions:- Determine element that atomic weight is double atomic number

Magnetism, how to perform experiment of deflection magnetometer,its concept...

how to perform experiment of deflection magnetometer,its concepts

Define acceleration, ACCELERATION: The time rate of change of velocity ...

ACCELERATION: The time rate of change of velocity of a body is known as acceleration.

Find entropy change in the mixing process, 1.5 kg of Oxygen (N 2 ) and 0.15...

1.5 kg of Oxygen (N 2 ) and 0.15 kg of Helium (He 2 ) are separated by a partition in a vessel.  The Nitrogen is at 5 bar and 90 o C and the Helium at 1 bar and 20 o C.  The part

Ampere, Ampere; A (after A.M. Ampere, 1775-1836) The basic SI unit of e...

Ampere; A (after A.M. Ampere, 1775-1836) The basic SI unit of electric current, described as the current that, while going through two infinitely-long parallel conductors of ne

Damped and undamped eletromagnetic waves , What is damped and undamped elet...

What is damped and undamped eletromagnetic waves Ans) A damped wave is a wave whose amplitude of oscillation decreases with time, eventually going to zero.

How many moles does ethane have, Sample of ethane gas (molar mass & 30.1 g/...

Sample of ethane gas (molar mass & 30.1 g/mol) occupies 1.2 x 10 -2 m3 at 46°C and 2.4 x 105 Pa. How many moles of ethane are present in the sample? What is the mass of the

Velocity, Here are the positions at three different times for a bee in flig...

Here are the positions at three different times for a bee in flight (a bee''s top speed is about 7 m/s). time: 5.4 s 5.8 s 6.2 s position: m m Using the best information

Photo-emissive cell, It having of an evacuated glass or quartz bulb having ...

It having of an evacuated glass or quartz bulb having anode A and cathode C. The cathode is semi-cylindrical solid on which a thin layer of photo-sensitive material is coated.

What is the dimentional formula of surface tension?, Surface tension is a ...

Surface tension is a contractive tendency of the surface of a liquid that permits it to resist an external force. It is revealed, for instance, in the floating of some objects on t

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd