Question

1. Which of the following principles is not included in Dalton’s atomic theory?

Select one:
a. Atoms can combine to form compounds.
b. Matter is composed of tiny particles called atoms.
c. Atoms of different elements that are identical can combine to form compounds.
d. Atoms of one element are identical, but differ from the atoms of all other elements.

Answer 1

Answer:

The reactivity of elements involves changes in their electron configuration. Chemical combination is the bonding of a definite number of atoms of each of the combining elements. No atoms are gained, lost, or changed in identity during a chemical reaction.

Answer 2

Answer:

c. Atoms of different elements that are identical can combine to form compounds.

Explanation:

Cause i found it xD