Q. 85.0( 1 Vote )
Which of the following statement is always correct?
A. An atom has equal number of electrons and protons.
B. An atom has equal number of electrons and neutrons
C. An atom has equal number of protons and neutrons.
D. An atom has equal number of electrons, protons and neutrons.
An atom always have equal number of electrons and protons to maintain the electrical neutrality.
Hence, the correct option is A.
Rate this question :
How an element is represented using its mass number and atomic number. Give some examples.All In One - Science
List two difference between electron, proton, and neutron.All In One - Science
Why is electron known as a universal particle?All In One - Science
Why are anode rays called so?All In One - Science
What is the maximum number of electrons that can go into the N shell of an atom?Lakhmir Singh & Manjit Kaur - Chemistry
State whether the following statements are true or false:
(a) Thomson proposed that the nucleus of an atom contains protons and neutrons.
(b) The cathode rays obtained from all the gases consist of negatively charged particles called electrons.
(c) The anode rays obtained from all the gases consist of positively charged particles called protons.Lakhmir Singh & Manjit Kaur - Chemistry
What is the electronic configuration of a hydrogen atom?Lakhmir Singh & Manjit Kaur - Chemistry
What is an electron? State its relative mass and charge.Lakhmir Singh & Manjit Kaur - Chemistry
Name the three subatomic particles of an atom.Evergreen - Science
What are the canal rays?Evergreen - Science