subject
Chemistry, 13.02.2021 21:50 lizzyhearts

How did Dmitri Mendeleev arrange the periodic law? a. Each set of elements was arranged in special columns based on their mass.
b. Each set of elements was arranged in special columns based on their diameter.
c. Each set of elements was arranged in special periods based on their qualities.
d. Each set of elements was arranged in alphabetical order.

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 21.06.2019 14:00
How many ions that have a +1 charge will bond with an ion that has a -2 charge
Answers: 1
question
Chemistry, 22.06.2019 10:00
How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?
Answers: 3
question
Chemistry, 22.06.2019 22:40
Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent
Answers: 1
question
Chemistry, 22.06.2019 23:00
What is the oxidation state of each individual carbon atom in c2o42−?
Answers: 1
You know the right answer?
How did Dmitri Mendeleev arrange the periodic law? a. Each set of elements was arranged in special...
Questions
question
Mathematics, 12.08.2020 09:01
question
Physics, 12.08.2020 09:01
question
English, 12.08.2020 09:01
Questions on the website: 13722362