Determine state of calcium atom, Physics

Assignment Help:

Ca has atomic no. 20 and atomic weight 40. Which of the following statements is not correct about Ca atom:

(1)The number of electrons is same as the number of neutrons  

(2) The number of nucleons is double of the number of electrons 

(3) The number of protons is half of the number of neutrons  

(4)The number of nucleons is double of the atomic number

Ans:  The number of protons is half of the number of neutrons


Related Discussions:- Determine state of calcium atom

How many electrons possesses by germanium, Germanium possesses (A) One...

Germanium possesses (A) One valence electrons. (B) Two valence electrons. (C) Three valence electrons. (D) Four valence electrons. Ans: Germanium possess

Interaction diagram-connect force in action or reaction pair, 1. Two trucks...

1. Two trucks are connected by a rope. The rope is attached to a winch on one of the trucks so that the trucks are being pulled together slowly as the winch pulls in the rope. For

Explain working principle of d.c motor, Working Principle of D.C Motor ...

Working Principle of D.C Motor A) An electric motor is a machine which changes electrical energy into mechanical energy. B) When a current carrying conductor is placed in a

Faraday''s laws of electrolysis, Faraday's laws of electrolysis (M. Faraday...

Faraday's laws of electrolysis (M. Faraday) Faraday's first law of electrolysis                    At time of electrolysis the amount of chemical change is proportion

Explain idea of cph comes up of what, Explain idea of CPH comes up of what?...

Explain idea of CPH comes up of what? Answer; Since 1962 I doubted on Newton's laws. I didn't accept the infinitive speed and I found un-vivid the laws of gravity and tim

Diffrence in an induced and an electrostatic electric filed , Electrostatic...

Electrostatic field is caused by stationary charge, Induced field is caused by time-varying magnetic field

An example of change in the momentum, A girl throws a 0.1 kilogram ball at ...

A girl throws a 0.1 kilogram ball at a wall.  The ball hits the wall perpendicularly with a velocity of 5 meters per second and then bounces straight back with a velocity of 4 mete

Calculate the required to melt of potassium metal, Calculate the heat requi...

Calculate the heat required to melt 316.7kg of potassium metal at 336 K.   The enthalpy of fusion of potassium is 2.35 kJ mol -1 .

Optics, A spider is hanging by means of its own silk thread directly above ...

A spider is hanging by means of its own silk thread directly above a transparent fixed sphere of r = 20cm .... the refractive index of material of sphere is root(2).... and height

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