Question

According to Moseley, a straight line graph is obtained on plotting

• A. The frequencies of characteristic X-rays of the elements against their atomic numbers.
• B. The square of the frequencies of the characteristic X-rays of elements against their atomic numbers
• C. The square root of the frequencies of the characteristic X-rays of elements against their atomic numbers.
• D. The reciprocal of the frequencies or characteristic X-rays of elements against their atomic numbers.

Answer 1

The correct option is C

The square root of the frequencies of the characteristic X-rays of elements against their atomic numbers.

A straight line graph is obtained on plotting the square root of the frequencies of the characteristic X-rays of elements against their atomic numbers, according to Moseley.