Question

8) choose the suitable
statement of modern periodic
table. *
O
A) characteristics of elements
repeats on Atomic mass
O
B) characteristics of elements
repeats on modern Atomic number
O
C) characteristics of elements
repeats on modern Atomic valency
O
O
D) characteristics of elements
repeats on Atomic size​

Answer 1

Answer:

B. Characteristics of elements repeats on modern Atomic number.

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