More about Atoms

The symbol of neutron is ${\mathrm{n}}^{+}$.

Protons and electrons are represented by the symbols ${\mathrm{p}}^0$ and ${\mathrm{e}}^{+}$ respectively.

The charges of proton and electron are of equal magnitude.

Give the name of the fundamental particle whose relative charge is $-1$.

Name the subatomic particle whose relative charge is $+1$.

Which of the following statement is always correct?

How can you justify that protons are constituents of all atoms?

Define the following terms.

Electrons.

What is the charge and mass of an electron?

Mass of a sub-atomic particle is denoted by atomic mass unit or amu

Electrons are heavier than protons. 

Mass of a neutron is the same as that of an electron.

 The magnitude of charge present on a proton is _____  (+1/0).

It is also known as the core of an atom:

Which of the following are neutral?

Protons and neutrons are collectively called as;  

Neutrons are the negatively charged sub-atomic particles.

 Mass of protons is more than mass of neutrons.

The Latin name of copper is_____.

(Chromatograph, Valency, Cuprum, Negatively, ${\mathrm{ZnCl}}_2$, one, $\mathrm{ZnS}$, Positively, Separating funnel)

$\mathrm{Al}$ is the symbol for which of the following elements?