3 years ago

How did Mendeleev arrange the known elements?

Chemistry

2 answers:

Agata [3.3K]3 years ago

4 0

In order of relative atomic mass.

klemol [59]2 years ago

4 0

Mendeleev arranged elements in rows in increasing order according to their atomic number, while also grouping elements with similar chemical properties in columns.

You might be interested in

Which element contains the same number of energy levels as oxygen?

natima [27]

Answer: this question is 3 days ago? Omg

3 0

2 years ago

Which two structures would provide a positive identification of a plant cell under a microscope

katovenus [111]

Lysosome, central vacuole

7 0

2 years ago

Read 2 more answers

A radioactive isotope of potassium (K) has a half-life of 20 minutes. If a 40.0 gram sample of this isotope is allowed to decay

Ivahew [28]

Answer: 2.5 grams

Explanation:

5 0

2 years ago

Read 2 more answers

Rain washing away soil from a hillside

Aneli [31]

Answer:

deposition

Explanation:

8 0

2 years ago

13. Find the total number of atoms present in the following molecules. a. 5 H₂O b. Zn Cl₂

Phantasy [73]

Answer:

5H²O= 23

ZnCl²=135

have a great day

7 0

2 years ago

Read 2 more answers