MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Achievements of Mendeleev's Periodic Table

Why did Mende...

Question

Why did Mendeleev leave gaps in his periodic table? [2 MARKS]

Open in App

Solution

Each point: 1 Mark

1. Mendeleev left gaps in his periodic table because the properties of known elements predicted other, as-yet-undiscovered, elements in these locations.
2. As Mendeleev organized his periodic table, he recognized that these gaps would be filled as future scientists identified new elements.

Suggest Corrections

thumbs-up

0

Similar questions

Q. (a) Why did Mendeleev leave gaps in his periodic table?
(b) State any three limitations of Mendeleev's classification.
(c) How does electronic configurations of atoms change in a period with increase in atomic number?

Q. (a) Why do we classify elements?
(b) What were the two criteria used by Mendeleev in creating his Periodic Table?
(c) Why did Mendeleev leave some gaps in his Periodic Table?
(d) In Mendeleev's Periodic Table, why was there no mention of Noble gases such as Helium, Neon and Argon?
(e) Would you place the two isotopes of chlorine, Cl-35 and Cl-37 in different slots because of their different atomic masses or in the same slot because their chemical properties are the same? Justify your answer.

Why did Mendeleev leave gaps in his periodic table? [2 MARKS]

Why did Mendeelev leave a few gaps in his periodic table ?

why mendeleev did noy assign a fixed position to hydrogen in his periodic table

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Early Models of Periodic Table

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Achievements of Mendeleev's Periodic Table

Standard X Chemistry

Join BYJU'S Learning Program

CrossIcon