Classification of Matter

Front

In the shells of atom, there are an ....

Back

electrons, electron, elektron

Front

In the .... of atom, there are protons and neutrons.

Back

nucleus, inti

Front

This picture is the example of .... Options: molecules of an element, molecules element, molekul unsur

Back

molecules of an element, molecules element, molekul unsur

Front

This picture is the example of .... Options: molecules of a compound, molecules compound, molekul senyawa

Back

molecules of a compound, molecules compound, molekul senyawa

Front

The atomic number of Ge

Back

32

Front

The mass number of Ge ...

Back

73, 72

Front

The number of electrons in an atom of Ge.

Back

32

Front

The number of neutron of atom Ge.

Back

40, 41

Front

The number of protons in an atom of Ge.

Back

32

Front

The maximal number of electrons in the first shell (K shell) is:

Back

2