IDNLearn.com is the perfect place to get answers, share knowledge, and learn new things. Join our community to receive prompt, thorough responses from knowledgeable experts.

Which of the following statements is true?

Elements in the same period have similar properties.
Elements in the same group have the same number of electron shells.
The periodic table lists elements in ascending order of atomic numbers.
A molecule must be made of two or more different elements.


Sagot :

The periodic table lists elements in ascending order of atomic numbers.

I think this is right!