Question

• A. Statement I is correct, Statement II is incorrect.
• B. Both statements are incorrect.
• C. Both statements are correct.
• D. Statement II is correct, Statement I is incorrect.

Answer 1

Answer:

B. Both statements are incorrect.

• Statement I: Among chemical properties, Mendeleev concentrated on the compounds formed by elements with carbon and hydrogen.

• Statement II: He selected these elements as they are less reactive and formed compounds with few elements.

• Both statements are incorrect.