Engineering Board Exam Reviewer · Chemistry · easy

The scientist credited with creating the first widely accepted periodic table was:

1. Henry Moseley
2. John Dalton
3. Dmitri Mendeleev
4. Antoine Lavoisier

Answer

C. Dmitri Mendeleev

Solution

Mendeleev (1869) left gaps for undiscovered elements and predicted their properties.

More Chemistry questions

1. One mole of any substance contains:
2. Electrons in the outermost shell of an atom are called:
3. The quantum number that describes the shape of an orbital is the:
4. The maximum number of electrons that can occupy a p subshell is:
5. The rule stating that electrons fill degenerate orbitals singly before pairing up is:
6. The charge of the electron was first measured accurately in the oil drop experiment by:
7. The neutron was discovered by:
8. The scientist who discovered the electron through cathode-ray experiments was:
9. Atoms of different elements that have the same mass number are called:
10. The mass number of an atom is the total number of:

All Chemistry Reviewer questions