Question

Assertion reason

7 (A) Atomic weight is more important than atomic
number in determining Chemical, properties.

(R)Chemical properties depend on atomic number, i.e
number of protons

​science questions ch 5

Answer 1

Answer:

asserassertion is wrong reason is correct

Explanation:

atomic number is the number of electrons or protons in an atom. now most of the chemical. properties depends on the valency and electronic configuration. so atomic number is more important to chemist than relative atomic mass.